79471966 has 8 divisors (see below), whose sum is σ = 136237680. Its totient is φ = 34059408.

The previous prime is 79471943. The next prime is 79471993. The reversal of 79471966 is 66917497.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2838271 + ... + 2838298.

It is an arithmetic number, because the mean of its divisors is an integer number (17029710).

Almost surely, 2^79471966 is an apocalyptic number.

79471966 is a deficient number, since it is larger than the sum of its proper divisors (56765714).

79471966 is a wasteful number, since it uses less digits than its factorization.

79471966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676578.

The product of its digits is 571536, while the sum is 49.

The square root of 79471966 is about 8914.7050427931. The cubic root of 79471966 is about 429.9368322570.

The spelling of 79471966 in words is "seventy-nine million, four hundred seventy-one thousand, nine hundred sixty-six".