3156974418 has 24 divisors (see below), whose sum is σ = 6837000048. Its totient is φ = 971376432.

The previous prime is 3156974413. The next prime is 3156974437. The reversal of 3156974418 is 8144796513.

It is not an unprimeable number, because it can be changed into a prime (3156974413) by changing a digit.

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, 1555680 + ... + 1557707.

It is an arithmetic number, because the mean of its divisors is an integer number (284875002).

Almost surely, 2^3156974418 is an apocalyptic number.

3156974418 is an abundant number, since it is smaller than the sum of its proper divisors (3680025630).

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

3156974418 is a wasteful number, since it uses less digits than its factorization.

3156974418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113418 (or 3113405 counting only the distinct ones).

The product of its digits is 725760, while the sum is 48.

The square root of 3156974418 is about 56186.9595012935. The cubic root of 3156974418 is about 1466.9782928628.

The spelling of 3156974418 in words is "three billion, one hundred fifty-six million, nine hundred seventy-four thousand, four hundred eighteen".