76979842 has 8 divisors (see below), whose sum is σ = 122262156. Its totient is φ = 36225792.

The previous prime is 76979809. The next prime is 76979867. The reversal of 76979842 is 24897967.

It can be written as a sum of positive squares in 2 ways, for example, as 63059481 + 13920361 = 7941^2 + 3731^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 76979842.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1132023 + ... + 1132090.

Almost surely, 2^76979842 is an apocalyptic number.

76979842 is a deficient number, since it is larger than the sum of its proper divisors (45282314).

76979842 is a wasteful number, since it uses less digits than its factorization.

76979842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264132.

The product of its digits is 1524096, while the sum is 52.

The square root of 76979842 is about 8773.8157035579. The cubic root of 76979842 is about 425.3949583363.

The spelling of 76979842 in words is "seventy-six million, nine hundred seventy-nine thousand, eight hundred forty-two".