78479116 has 12 divisors (see below), whose sum is σ = 137779432. Its totient is φ = 39113568.

The previous prime is 78479113. The next prime is 78479131. The reversal of 78479116 is 61197487.

It is not an unprimeable number, because it can be changed into a prime (78479113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30090 + ... + 32593.

Almost surely, 2^78479116 is an apocalyptic number.

It is an amenable number.

78479116 is a deficient number, since it is larger than the sum of its proper divisors (59300316).

78479116 is a wasteful number, since it uses less digits than its factorization.

78479116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63000 (or 62998 counting only the distinct ones).

The product of its digits is 84672, while the sum is 43.

The square root of 78479116 is about 8858.8439426372. The cubic root of 78479116 is about 428.1389117329.

The spelling of 78479116 in words is "seventy-eight million, four hundred seventy-nine thousand, one hundred sixteen".