79847125 has 16 divisors (see below), whose sum is σ = 101776896. Its totient is φ = 62514000.

The previous prime is 79847093. The next prime is 79847143. The reversal of 79847125 is 52174897.

It is not a de Polignac number, because 79847125 - 2⁵ = 79847093 is a prime.

It is a Duffinian 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, 921 + ... + 12670.

It is an arithmetic number, because the mean of its divisors is an integer number (6361056).

Almost surely, 2^79847125 is an apocalyptic number.

It is an amenable number.

79847125 is a deficient number, since it is larger than the sum of its proper divisors (21929771).

79847125 is a wasteful number, since it uses less digits than its factorization.

79847125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13653 (or 13643 counting only the distinct ones).

The product of its digits is 141120, while the sum is 43.

The square root of 79847125 is about 8935.7218510874. The cubic root of 79847125 is about 430.6122969887.

The spelling of 79847125 in words is "seventy-nine million, eight hundred forty-seven thousand, one hundred twenty-five".