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39290132 = 2274332633
BaseRepresentation
bin1001010111100…
…0010100010100
32201221010221002
42111320110110
540024241012
63522042432
7654650330
oct225702424
981833832
1039290132
11201a6292
12111a9418
1381a86cb
14530a7c0
1536b17c2
hex2578514

39290132 has 24 divisors (see below), whose sum is σ = 80410176. Its totient is φ = 16446528.

The previous prime is 39290131. The next prime is 39290137. The reversal of 39290132 is 23109293.

It is a junction number, because it is equal to n+sod(n) for n = 39290095 and 39290104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39290131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15113 + ... + 17520.

It is an arithmetic number, because the mean of its divisors is an integer number (3350424).

Almost surely, 239290132 is an apocalyptic number.

It is an amenable number.

39290132 is an abundant number, since it is smaller than the sum of its proper divisors (41120044).

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

39290132 is a wasteful number, since it uses less digits than its factorization.

39290132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32687 (or 32685 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 39290132 is about 6268.1841070600. The cubic root of 39290132 is about 339.9600068299.

The spelling of 39290132 in words is "thirty-nine million, two hundred ninety thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 43 86 172 301 602 1204 32633 65266 130532 228431 456862 913724 1403219 2806438 5612876 9822533 19645066 39290132