78979588 has 12 divisors (see below), whose sum is σ = 138332880. Its totient is φ = 39455912.

The previous prime is 78979573. The next prime is 78979597. The reversal of 78979588 is 88597987.

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, 2806 + ... + 12877.

It is an arithmetic number, because the mean of its divisors is an integer number (11527740).

Almost surely, 2^78979588 is an apocalyptic number.

It is an amenable number.

78979588 is a deficient number, since it is larger than the sum of its proper divisors (59353292).

78979588 is a wasteful number, since it uses less digits than its factorization.

78979588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16946 (or 16944 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 61.

The square root of 78979588 is about 8887.0460784222. The cubic root of 78979588 is about 429.0470839772.

The spelling of 78979588 in words is "seventy-eight million, nine hundred seventy-nine thousand, five hundred eighty-eight".