3125775392 has 24 divisors (see below), whose sum is σ = 6320193516. Its totient is φ = 1520646912.

The previous prime is 3125775379. The next prime is 3125775407. The reversal of 3125775392 is 2935775213.

It can be written as a sum of positive squares in 2 ways, for example, as 2928541456 + 197233936 = 54116^2 + 14044^2 .

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, 1318823 + ... + 1321190.

Almost surely, 2^3125775392 is an apocalyptic number.

3125775392 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3125775392 is an abundant number, since it is smaller than the sum of its proper divisors (3194418124).

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

3125775392 is a wasteful number, since it uses less digits than its factorization.

3125775392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640060 (or 2640052 counting only the distinct ones).

The product of its digits is 396900, while the sum is 44.

The square root of 3125775392 is about 55908.6343242258. The cubic root of 3125775392 is about 1462.1297796380.

The spelling of 3125775392 in words is "three billion, one hundred twenty-five million, seven hundred seventy-five thousand, three hundred ninety-two".