76513968 has 30 divisors (see below), whose sum is σ = 214133244. Its totient is φ = 25504608.

The previous prime is 76513963. The next prime is 76513981. The reversal of 76513968 is 86931567.

It is a happy number.

76513968 is a `hidden beast` number, since 76 + 513 + 9 + 68 = 666.

It is not an unprimeable number, because it can be changed into a prime (76513961) 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 5 ways as a sum of consecutive naturals, for example, 265530 + ... + 265817.

Almost surely, 2^76513968 is an apocalyptic number.

It is an amenable number.

76513968 is an abundant number, since it is smaller than the sum of its proper divisors (137619276).

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

76513968 is a wasteful number, since it uses less digits than its factorization.

76513968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531361 (or 531352 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 76513968 is about 8747.2263032346. The cubic root of 76513968 is about 424.5350726639.

The spelling of 76513968 in words is "seventy-six million, five hundred thirteen thousand, nine hundred sixty-eight".