79646942 has 8 divisors (see below), whose sum is σ = 121107216. Its totient is φ = 39277872.

The previous prime is 79646939. The next prime is 79646971. The reversal of 79646942 is 24964697.

It is a happy number.

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, 272618 + ... + 272909.

It is an arithmetic number, because the mean of its divisors is an integer number (15138402).

Almost surely, 2^79646942 is an apocalyptic number.

79646942 is a deficient number, since it is larger than the sum of its proper divisors (41460274).

79646942 is a wasteful number, since it uses less digits than its factorization.

79646942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545602.

The product of its digits is 653184, while the sum is 47.

The square root of 79646942 is about 8924.5135441659. The cubic root of 79646942 is about 430.2521362452.

The spelling of 79646942 in words is "seventy-nine million, six hundred forty-six thousand, nine hundred forty-two".