79625805 has 16 divisors (see below), whose sum is σ = 145601664. Its totient is φ = 36400320.

The previous prime is 79625797. The next prime is 79625831. The reversal of 79625805 is 50852697.

It is not a de Polignac number, because 79625805 - 2³ = 79625797 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379066 + ... + 379275.

It is an arithmetic number, because the mean of its divisors is an integer number (9100104).

Almost surely, 2^79625805 is an apocalyptic number.

It is an amenable number.

79625805 is a deficient number, since it is larger than the sum of its proper divisors (65975859).

79625805 is a wasteful number, since it uses less digits than its factorization.

79625805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758356.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 79625805 is about 8923.3292553844. The cubic root of 79625805 is about 430.2140722435.

The spelling of 79625805 in words is "seventy-nine million, six hundred twenty-five thousand, eight hundred five".