39197768 has 16 divisors (see below), whose sum is σ = 75205680. Its totient is φ = 19142928.

The previous prime is 39197759. The next prime is 39197789. The reversal of 39197768 is 86779193.

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, 56630 + ... + 57317.

It is an arithmetic number, because the mean of its divisors is an integer number (4700355).

Almost surely, 2^39197768 is an apocalyptic number.

It is an amenable number.

39197768 is a deficient number, since it is larger than the sum of its proper divisors (36007912).

39197768 is a wasteful number, since it uses less digits than its factorization.

39197768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113996 (or 113992 counting only the distinct ones).

The product of its digits is 571536, while the sum is 50.

The square root of 39197768 is about 6260.8120879004. The cubic root of 39197768 is about 339.6934029615.

The spelling of 39197768 in words is "thirty-nine million, one hundred ninety-seven thousand, seven hundred sixty-eight".