78580876 has 24 divisors (see below), whose sum is σ = 150441984. Its totient is φ = 35617680.

The previous prime is 78580849. The next prime is 78580889. The reversal of 78580876 is 67808587.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14521 + ... + 19183.

It is an arithmetic number, because the mean of its divisors is an integer number (6268416).

Almost surely, 2^78580876 is an apocalyptic number.

It is an amenable number.

78580876 is a deficient number, since it is larger than the sum of its proper divisors (71861108).

78580876 is a wasteful number, since it uses less digits than its factorization.

78580876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5061 (or 5059 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 49.

The square root of 78580876 is about 8864.5854951035. The cubic root of 78580876 is about 428.3238806812.

The spelling of 78580876 in words is "seventy-eight million, five hundred eighty thousand, eight hundred seventy-six".