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1423968 = 253713163
BaseRepresentation
bin101011011101001100000
32200100022120
411123221200
5331031333
650304240
715050340
oct5335140
92610276
101423968
11892937
12588080
133ab1b0
14290d20
151d1db3
hex15ba60

1423968 has 96 divisors (see below), whose sum is σ = 4628736. Its totient is φ = 373248.

The previous prime is 1423967. The next prime is 1423969. The reversal of 1423968 is 8693241.

It is an interprime number because it is at equal distance from previous prime (1423967) and next prime (1423969).

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8655 + ... + 8817.

It is an arithmetic number, because the mean of its divisors is an integer number (48216).

21423968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2314368).

1423968 is an abundant number, since it is smaller than the sum of its proper divisors (3204768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1423968 is a wasteful number, since it uses less digits than its factorization.

1423968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 188 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 1423968 is about 1193.3013031083. The cubic root of 1423968 is about 112.5036838300.

The spelling of 1423968 in words is "one million, four hundred twenty-three thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 52 56 78 84 91 96 104 112 156 163 168 182 208 224 273 312 326 336 364 416 489 546 624 652 672 728 978 1092 1141 1248 1304 1456 1956 2119 2184 2282 2608 2912 3423 3912 4238 4368 4564 5216 6357 6846 7824 8476 8736 9128 12714 13692 14833 15648 16952 18256 25428 27384 29666 33904 36512 44499 50856 54768 59332 67808 88998 101712 109536 118664 177996 203424 237328 355992 474656 711984 1423968