78716476 has 12 divisors (see below), whose sum is σ = 139042008. Its totient is φ = 38990192.

The previous prime is 78716467. The next prime is 78716479. The reversal of 78716476 is 67461787.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78716479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91531 + ... + 92386.

It is an arithmetic number, because the mean of its divisors is an integer number (11586834).

Almost surely, 2^78716476 is an apocalyptic number.

It is an amenable number.

78716476 is a deficient number, since it is larger than the sum of its proper divisors (60325532).

78716476 is a wasteful number, since it uses less digits than its factorization.

78716476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184028 (or 184026 counting only the distinct ones).

The product of its digits is 395136, while the sum is 46.

The square root of 78716476 is about 8872.2306101679. The cubic root of 78716476 is about 428.5701125251.

The spelling of 78716476 in words is "seventy-eight million, seven hundred sixteen thousand, four hundred seventy-six".