39117372 has 48 divisors (see below), whose sum is σ = 104643840. Its totient is φ = 11140992.

The previous prime is 39117367. The next prime is 39117383. The reversal of 39117372 is 27371193.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37879 + ... + 38897.

It is an arithmetic number, because the mean of its divisors is an integer number (2180080).

Almost surely, 2^39117372 is an apocalyptic number.

It is an amenable number.

39117372 is an abundant number, since it is smaller than the sum of its proper divisors (65526468).

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

39117372 is a wasteful number, since it uses less digits than its factorization.

39117372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1490 (or 1488 counting only the distinct ones).

The product of its digits is 7938, while the sum is 33.

The square root of 39117372 is about 6254.3882194824. The cubic root of 39117372 is about 339.4610029655.

The spelling of 39117372 in words is "thirty-nine million, one hundred seventeen thousand, three hundred seventy-two".