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1332380 = 225731307
BaseRepresentation
bin101000101010010011100
32111200200102
411011102130
5320114010
644320232
714216330
oct5052234
92450612
101332380
11830045
12543078
133785ba
142697c0
151b4ba5
hex14549c

1332380 has 48 divisors (see below), whose sum is σ = 3311616. Its totient is φ = 440640.

The previous prime is 1332379. The next prime is 1332389. The reversal of 1332380 is 832331.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332389) 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, 4187 + ... + 4493.

It is an arithmetic number, because the mean of its divisors is an integer number (68992).

21332380 is an apocalyptic number.

1332380 is a gapful number since it is divisible by the number (10) 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 1332380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655808).

1332380 is an abundant number, since it is smaller than the sum of its proper divisors (1979236).

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

1332380 is a wasteful number, since it uses less digits than its factorization.

1332380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1332380 is about 1154.2876591214. The cubic root of 1332380 is about 110.0380033978.

The spelling of 1332380 in words is "one million, three hundred thirty-two thousand, three hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 31 35 62 70 124 140 155 217 307 310 434 614 620 868 1085 1228 1535 2149 2170 3070 4298 4340 6140 8596 9517 10745 19034 21490 38068 42980 47585 66619 95170 133238 190340 266476 333095 666190 1332380