79994966 has 8 divisors (see below), whose sum is σ = 125209584. Its totient is φ = 38258440.

The previous prime is 79994947. The next prime is 79994969. The reversal of 79994966 is 66949997.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79994969) 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, 869465 + ... + 869556.

It is an arithmetic number, because the mean of its divisors is an integer number (15651198).

Almost surely, 2^79994966 is an apocalyptic number.

79994966 is a deficient number, since it is larger than the sum of its proper divisors (45214618).

79994966 is a wasteful number, since it uses less digits than its factorization.

79994966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739046.

The product of its digits is 6613488, while the sum is 59.

The square root of 79994966 is about 8943.9904964171. The cubic root of 79994966 is about 430.8778999633.

The spelling of 79994966 in words is "seventy-nine million, nine hundred ninety-four thousand, nine hundred sixty-six".