78705795 has 32 divisors (see below), whose sum is σ = 146644992. Its totient is φ = 35298432.

The previous prime is 78705779. The next prime is 78705811. The reversal of 78705795 is 59750787.

It is an interprime number because it is at equal distance from previous prime (78705779) and next prime (78705811).

It is not a de Polignac number, because 78705795 - 2⁴ = 78705779 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1507 + ... + 12636.

It is an arithmetic number, because the mean of its divisors is an integer number (4582656).

Almost surely, 2^78705795 is an apocalyptic number.

78705795 is a deficient number, since it is larger than the sum of its proper divisors (67939197).

78705795 is a wasteful number, since it uses less digits than its factorization.

78705795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14211.

The product of its (nonzero) digits is 617400, while the sum is 48.

The square root of 78705795 is about 8871.6286554386. The cubic root of 78705795 is about 428.5507274922.

The spelling of 78705795 in words is "seventy-eight million, seven hundred five thousand, seven hundred ninety-five".