76842513 has 20 divisors (see below), whose sum is σ = 125226288. Its totient is φ = 46570680.

The previous prime is 76842463. The next prime is 76842529. The reversal of 76842513 is 31524867.

It is not a de Polignac number, because 76842513 - 2⁶ = 76842449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (76844513) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 42231 + ... + 44012.

Almost surely, 2^76842513 is an apocalyptic number.

It is an amenable number.

76842513 is a deficient number, since it is larger than the sum of its proper divisors (48383775).

76842513 is a wasteful number, since it uses less digits than its factorization.

76842513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86266 (or 86257 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 76842513 is about 8765.9861396194. The cubic root of 76842513 is about 425.1418451563.

The spelling of 76842513 in words is "seventy-six million, eight hundred forty-two thousand, five hundred thirteen".