78914426 has 16 divisors (see below), whose sum is σ = 124680384. Its totient is φ = 37386624.

The previous prime is 78914413. The next prime is 78914461. The reversal of 78914426 is 62441987.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3095 + ... + 12938.

It is an arithmetic number, because the mean of its divisors is an integer number (7792524).

Almost surely, 2^78914426 is an apocalyptic number.

78914426 is a deficient number, since it is larger than the sum of its proper divisors (45765958).

78914426 is a wasteful number, since it uses less digits than its factorization.

78914426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16165.

The product of its digits is 96768, while the sum is 41.

The square root of 78914426 is about 8883.3791993813. The cubic root of 78914426 is about 428.9290566105.

The spelling of 78914426 in words is "seventy-eight million, nine hundred fourteen thousand, four hundred twenty-six".