76896538 has 4 divisors (see below), whose sum is σ = 115344810. Its totient is φ = 38448268.

The previous prime is 76896517. The next prime is 76896541. The reversal of 76896538 is 83569867.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83569867 = 4519 ⋅18493.

It can be written as a sum of positive squares in only one way, i.e., 72131049 + 4765489 = 8493^2 + 2183^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19224133 + ... + 19224136.

Almost surely, 2^76896538 is an apocalyptic number.

76896538 is a deficient number, since it is larger than the sum of its proper divisors (38448272).

76896538 is a wasteful number, since it uses less digits than its factorization.

76896538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38448271.

The product of its digits is 2177280, while the sum is 52.

The square root of 76896538 is about 8769.0671111584. The cubic root of 76896538 is about 425.2414554141.

The spelling of 76896538 in words is "seventy-six million, eight hundred ninety-six thousand, five hundred thirty-eight".