3157623372 has 24 divisors (see below), whose sum is σ = 7524550656. Its totient is φ = 1030146448.

The previous prime is 3157623361. The next prime is 3157623377. The reversal of 3157623372 is 2733267513.

It is a self number, because there is not a number n which added to its sum of digits gives 3157623372.

It is not an unprimeable number, because it can be changed into a prime (3157623377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2798748 + ... + 2799875.

It is an arithmetic number, because the mean of its divisors is an integer number (313522944).

Almost surely, 2^3157623372 is an apocalyptic number.

It is an amenable number.

3157623372 is an abundant number, since it is smaller than the sum of its proper divisors (4366927284).

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

3157623372 is a wasteful number, since it uses less digits than its factorization.

3157623372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5598677 (or 5598675 counting only the distinct ones).

The product of its digits is 158760, while the sum is 39.

The square root of 3157623372 is about 56192.7341566505. The cubic root of 3157623372 is about 1467.0788043104.

The spelling of 3157623372 in words is "three billion, one hundred fifty-seven million, six hundred twenty-three thousand, three hundred seventy-two".