39672992 has 24 divisors (see below), whose sum is σ = 78527232. Its totient is φ = 19729600.

The previous prime is 39672989. The next prime is 39673001. The reversal of 39672992 is 29927693.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2867 + ... + 9357.

It is an arithmetic number, because the mean of its divisors is an integer number (3271968).

Almost surely, 2^39672992 is an apocalyptic number.

39672992 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

39672992 is a deficient number, since it is larger than the sum of its proper divisors (38854240).

39672992 is a wasteful number, since it uses less digits than its factorization.

39672992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6692 (or 6684 counting only the distinct ones).

The product of its digits is 367416, while the sum is 47.

The square root of 39672992 is about 6298.6500140903. The cubic root of 39672992 is about 341.0606783947.

The spelling of 39672992 in words is "thirty-nine million, six hundred seventy-two thousand, nine hundred ninety-two".