78927896 has 16 divisors (see below), whose sum is σ = 148084200. Its totient is φ = 39438784.

The previous prime is 78927859. The next prime is 78927907. The reversal of 78927896 is 69872987.

It is a super-2 number, since 2×78927896² = 12459225533973632, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

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, 22091 + ... + 25413.

Almost surely, 2^78927896 is an apocalyptic number.

It is an amenable number.

78927896 is a deficient number, since it is larger than the sum of its proper divisors (69156304).

78927896 is a wasteful number, since it uses less digits than its factorization.

78927896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6298 (or 6294 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 56.

The square root of 78927896 is about 8884.1373244677. The cubic root of 78927896 is about 428.9534600306.

The spelling of 78927896 in words is "seventy-eight million, nine hundred twenty-seven thousand, eight hundred ninety-six".