3184142972 has 6 divisors (see below), whose sum is σ = 5572250208. Its totient is φ = 1592071484.

The previous prime is 3184142939. The next prime is 3184143029. The reversal of 3184142972 is 2792414813.

It is a super-2 number, since 2×3184142972² = 20277532932273985568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398017868 + ... + 398017875.

It is an arithmetic number, because the mean of its divisors is an integer number (928708368).

Almost surely, 2^3184142972 is an apocalyptic number.

It is an amenable number.

3184142972 is a deficient number, since it is larger than the sum of its proper divisors (2388107236).

3184142972 is a wasteful number, since it uses less digits than its factorization.

3184142972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796035747 (or 796035745 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The square root of 3184142972 is about 56428.2107814877. The cubic root of 3184142972 is about 1471.1744932011.

The spelling of 3184142972 in words is "three billion, one hundred eighty-four million, one hundred forty-two thousand, nine hundred seventy-two".