79896004 has 6 divisors (see below), whose sum is σ = 139818014. Its totient is φ = 39948000.

The previous prime is 79896001. The next prime is 79896013. The reversal of 79896004 is 40069897.

It can be written as a sum of positive squares in only one way, i.e., 60093504 + 19802500 = 7752^2 + 4450^2 .

It is not an unprimeable number, because it can be changed into a prime (79896001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9986997 + ... + 9987004.

Almost surely, 2^79896004 is an apocalyptic number.

It is an amenable number.

79896004 is a deficient number, since it is larger than the sum of its proper divisors (59922010).

79896004 is a wasteful number, since it uses less digits than its factorization.

79896004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19974005 (or 19974003 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 79896004 is about 8938.4564663033. The cubic root of 79896004 is about 430.7001465514.

The spelling of 79896004 in words is "seventy-nine million, eight hundred ninety-six thousand, four".