3122531328 has 88 divisors (see below), whose sum is σ = 9511704832. Its totient is φ = 892145664.

The previous prime is 3122531323. The next prime is 3122531333. The reversal of 3122531328 is 8231352213.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3122531323) and next prime (3122531333).

It is a junction number, because it is equal to n+sod(n) for n = 3122531295 and 3122531304.

It is not an unprimeable number, because it can be changed into a prime (3122531323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51100 + ... + 94107.

Almost surely, 2^3122531328 is an apocalyptic number.

It is an amenable number.

3122531328 is an abundant number, since it is smaller than the sum of its proper divisors (6389173504).

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

3122531328 is a wasteful number, since it uses less digits than its factorization.

3122531328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145237 (or 145219 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 3122531328 is about 55879.6146013911. The cubic root of 3122531328 is about 1461.6237841812.

The spelling of 3122531328 in words is "three billion, one hundred twenty-two million, five hundred thirty-one thousand, three hundred twenty-eight".