79768694 has 4 divisors (see below), whose sum is σ = 119653044. Its totient is φ = 39884346.

The previous prime is 79768693. The next prime is 79768697. The reversal of 79768694 is 49686797.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79768693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19942172 + ... + 19942175.

It is an arithmetic number, because the mean of its divisors is an integer number (29913261).

Almost surely, 2^79768694 is an apocalyptic number.

79768694 is a deficient number, since it is larger than the sum of its proper divisors (39884350).

79768694 is a wasteful number, since it uses less digits than its factorization.

79768694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39884349.

The product of its digits is 4572288, while the sum is 56.

The square root of 79768694 is about 8931.3321514766. The cubic root of 79768694 is about 430.4712590690.

The spelling of 79768694 in words is "seventy-nine million, seven hundred sixty-eight thousand, six hundred ninety-four".