39122904 has 32 divisors (see below), whose sum is σ = 99655920. Its totient is φ = 12794496.

The previous prime is 39122903. The next prime is 39122911. The reversal of 39122904 is 40922193.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39122903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14107 + ... + 16650.

Almost surely, 2^39122904 is an apocalyptic number.

It is an amenable number.

39122904 is an abundant number, since it is smaller than the sum of its proper divisors (60533016).

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

39122904 is a wasteful number, since it uses less digits than its factorization.

39122904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30819 (or 30815 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 39122904 is about 6254.8304533376. The cubic root of 39122904 is about 339.4770044643.

The spelling of 39122904 in words is "thirty-nine million, one hundred twenty-two thousand, nine hundred four".