39668372 has 12 divisors (see below), whose sum is σ = 69950496. Its totient is φ = 19682520.

The previous prime is 39668357. The next prime is 39668383. The reversal of 39668372 is 27386693.

It is a congruent number.

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, 37328 + ... + 38375.

It is an arithmetic number, because the mean of its divisors is an integer number (5829208).

Almost surely, 2^39668372 is an apocalyptic number.

It is an amenable number.

39668372 is a deficient number, since it is larger than the sum of its proper divisors (30282124).

39668372 is a wasteful number, since it uses less digits than its factorization.

39668372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75838 (or 75836 counting only the distinct ones).

The product of its digits is 326592, while the sum is 44.

The square root of 39668372 is about 6298.2832581585. The cubic root of 39668372 is about 341.0474388126.

The spelling of 39668372 in words is "thirty-nine million, six hundred sixty-eight thousand, three hundred seventy-two".