76520712 has 32 divisors (see below), whose sum is σ = 192314880. Its totient is φ = 25371840.

The previous prime is 76520669. The next prime is 76520737. The reversal of 76520712 is 21702567.

It is a self number, because there is not a number n which added to its sum of digits gives 76520712.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3763 + ... + 12930.

It is an arithmetic number, because the mean of its divisors is an integer number (6009840).

Almost surely, 2^76520712 is an apocalyptic number.

It is an amenable number.

76520712 is an abundant number, since it is smaller than the sum of its proper divisors (115794168).

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

76520712 is a wasteful number, since it uses less digits than its factorization.

76520712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16893 (or 16889 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 76520712 is about 8747.6117883683. The cubic root of 76520712 is about 424.5475452468.

The spelling of 76520712 in words is "seventy-six million, five hundred twenty thousand, seven hundred twelve".