79606957 has 4 divisors (see below), whose sum is σ = 80614720. Its totient is φ = 78599196.

The previous prime is 79606931. The next prime is 79606963. The reversal of 79606957 is 75960697.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-79606957 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 79606957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79606907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503763 + ... + 503920.

It is an arithmetic number, because the mean of its divisors is an integer number (20153680).

Almost surely, 2^79606957 is an apocalyptic number.

It is an amenable number.

79606957 is a deficient number, since it is larger than the sum of its proper divisors (1007763).

79606957 is a wasteful number, since it uses less digits than its factorization.

79606957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007762.

The product of its (nonzero) digits is 714420, while the sum is 49.

The square root of 79606957 is about 8922.2730848142. The cubic root of 79606957 is about 430.1801246444.

The spelling of 79606957 in words is "seventy-nine million, six hundred six thousand, nine hundred fifty-seven".