3157875400 has 48 divisors (see below), whose sum is σ = 7407087300. Its totient is φ = 1251962880.

The previous prime is 3157875397. The next prime is 3157875431. The reversal of 3157875400 is 45787513.

3157875400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 15824484 + 3142050916 = 3978^2 + 56054^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47265 + ... + 92464.

Almost surely, 2^3157875400 is an apocalyptic number.

It is an amenable number.

3157875400 is an abundant number, since it is smaller than the sum of its proper divisors (4249211900).

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

3157875400 is a wasteful number, since it uses less digits than its factorization.

3157875400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139858 (or 139849 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 3157875400 is about 56194.9766438247. The cubic root of 3157875400 is about 1467.1178352583.

The spelling of 3157875400 in words is "three billion, one hundred fifty-seven million, eight hundred seventy-five thousand, four hundred".