78734104 has 16 divisors (see below), whose sum is σ = 151227720. Its totient is φ = 38406720.

The previous prime is 78734099. The next prime is 78734111. The reversal of 78734104 is 40143787.

It is a self number, because there is not a number n which added to its sum of digits gives 78734104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119694 + ... + 120349.

Almost surely, 2^78734104 is an apocalyptic number.

It is an amenable number.

78734104 is a deficient number, since it is larger than the sum of its proper divisors (72493616).

78734104 is a wasteful number, since it uses less digits than its factorization.

78734104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240090 (or 240086 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 78734104 is about 8873.2239913123. The cubic root of 78734104 is about 428.6021018893.

The spelling of 78734104 in words is "seventy-eight million, seven hundred thirty-four thousand, one hundred four".