516764172 has 48 divisors (see below), whose sum is σ = 1246794752. Its totient is φ = 166415040.

The previous prime is 516764167. The next prime is 516764173. The reversal of 516764172 is 271467615.

It is a self number, because there is not a number n which added to its sum of digits gives 516764172.

It is not an unprimeable number, because it can be changed into a prime (516764173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417138 + ... + 418374.

Almost surely, 2^516764172 is an apocalyptic number.

It is an amenable number.

516764172 is an abundant number, since it is smaller than the sum of its proper divisors (730030580).

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

516764172 is a wasteful number, since it uses less digits than its factorization.

516764172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2398 (or 2396 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 516764172 is about 22732.4475585010. The cubic root of 516764172 is about 802.4736828163.

The spelling of 516764172 in words is "five hundred sixteen million, seven hundred sixty-four thousand, one hundred seventy-two".