516333972 has 72 divisors (see below), whose sum is σ = 1528904160. Its totient is φ = 134111040.

The previous prime is 516333947. The next prime is 516333989. The reversal of 516333972 is 279333615.

It is a self number, because there is not a number n which added to its sum of digits gives 516333972.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33447 + ... + 46382.

It is an arithmetic number, because the mean of its divisors is an integer number (21234780).

Almost surely, 2^516333972 is an apocalyptic number.

It is an amenable number.

516333972 is an abundant number, since it is smaller than the sum of its proper divisors (1012570188).

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

516333972 is a wasteful number, since it uses less digits than its factorization.

516333972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79861 (or 79852 counting only the distinct ones).

The product of its digits is 102060, while the sum is 39.

The square root of 516333972 is about 22722.9833428624. The cubic root of 516333972 is about 802.2509377424.

The spelling of 516333972 in words is "five hundred sixteen million, three hundred thirty-three thousand, nine hundred seventy-two".