3126289825 has 12 divisors (see below), whose sum is σ = 3878303980. Its totient is φ = 2499932160.

The previous prime is 3126289819. The next prime is 3126289841. The reversal of 3126289825 is 5289826213.

It can be written as a sum of positive squares in 6 ways, for example, as 24690961 + 3101598864 = 4969^2 + 55692^2 .

It is not a de Polignac number, because 3126289825 - 2¹³ = 3126281633 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33121 + ... + 85729.

Almost surely, 2^3126289825 is an apocalyptic number.

It is an amenable number.

3126289825 is a deficient number, since it is larger than the sum of its proper divisors (752014155).

3126289825 is a wasteful number, since it uses less digits than its factorization.

3126289825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54996 (or 54991 counting only the distinct ones).

The product of its digits is 414720, while the sum is 46.

The square root of 3126289825 is about 55913.2347928467. The cubic root of 3126289825 is about 1462.2099865685.

The spelling of 3126289825 in words is "three billion, one hundred twenty-six million, two hundred eighty-nine thousand, eight hundred twenty-five".