39402672 has 40 divisors (see below), whose sum is σ = 103088640. Its totient is φ = 12966720.

The previous prime is 39402667. The next prime is 39402697. The reversal of 39402672 is 27620493.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1404 + ... + 8987.

It is an arithmetic number, because the mean of its divisors is an integer number (2577216).

Almost surely, 2^39402672 is an apocalyptic number.

It is an amenable number.

39402672 is an abundant number, since it is smaller than the sum of its proper divisors (63685968).

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

39402672 is a wasteful number, since it uses less digits than its factorization.

39402672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10481 (or 10475 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 39402672 is about 6277.1547694796. The cubic root of 39402672 is about 340.2842835742.

The spelling of 39402672 in words is "thirty-nine million, four hundred two thousand, six hundred seventy-two".