76979492 has 6 divisors (see below), whose sum is σ = 134714118. Its totient is φ = 38489744.

The previous prime is 76979477. The next prime is 76979501. The reversal of 76979492 is 29497967.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 63904036 + 13075456 = 7994^2 + 3616^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9622433 + ... + 9622440.

It is an arithmetic number, because the mean of its divisors is an integer number (22452353).

Almost surely, 2^76979492 is an apocalyptic number.

It is an amenable number.

76979492 is a deficient number, since it is larger than the sum of its proper divisors (57734626).

76979492 is a wasteful number, since it uses less digits than its factorization.

76979492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19244877 (or 19244875 counting only the distinct ones).

The product of its digits is 1714608, while the sum is 53.

The square root of 76979492 is about 8773.7957578234. The cubic root of 76979492 is about 425.3943136287.

The spelling of 76979492 in words is "seventy-six million, nine hundred seventy-nine thousand, four hundred ninety-two".