516172832 has 24 divisors (see below), whose sum is σ = 1161389376. Its totient is φ = 221216832.

The previous prime is 516172823. The next prime is 516172837. The reversal of 516172832 is 238271615.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 516172792 and 516172801.

It is not an unprimeable number, because it can be changed into a prime (516172837) 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 3 ways as a sum of consecutive naturals, for example, 1151948 + ... + 1152395.

It is an arithmetic number, because the mean of its divisors is an integer number (48391224).

Almost surely, 2^516172832 is an apocalyptic number.

It is an amenable number.

516172832 is an abundant number, since it is smaller than the sum of its proper divisors (645216544).

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

516172832 is a wasteful number, since it uses less digits than its factorization.

516172832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304360 (or 2304352 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 516172832 is about 22719.4373169760. The cubic root of 516172832 is about 802.1674722765.

The spelling of 516172832 in words is "five hundred sixteen million, one hundred seventy-two thousand, eight hundred thirty-two".