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14970492 = 2232715857
BaseRepresentation
bin111001000110…
…111001111100
31001011120122200
4321012321330
512313023432
61252511500
7241150515
oct71067174
931146580
1014970492
1184a5609
12501b590
1331420a4
141db9a0c
1514aaa7c
hexe46e7c

14970492 has 36 divisors (see below), whose sum is σ = 38381616. Its totient is φ = 4919040.

The previous prime is 14970481. The next prime is 14970497. The reversal of 14970492 is 29407941.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14970497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 373 + ... + 5484.

It is an arithmetic number, because the mean of its divisors is an integer number (1066156).

Almost surely, 214970492 is an apocalyptic number.

14970492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14970492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19190808).

14970492 is an abundant number, since it is smaller than the sum of its proper divisors (23411124).

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

14970492 is a wasteful number, since it uses less digits than its factorization.

14970492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5938 (or 5933 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 14970492 is about 3869.1720044475. The cubic root of 14970492 is about 246.4593835269.

The spelling of 14970492 in words is "fourteen million, nine hundred seventy thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 36 71 142 213 284 426 639 852 1278 2556 5857 11714 17571 23428 35142 52713 70284 105426 210852 415847 831694 1247541 1663388 2495082 3742623 4990164 7485246 14970492