79649722 has 8 divisors (see below), whose sum is σ = 119615616. Its totient is φ = 39777852.

The previous prime is 79649699. The next prime is 79649741. The reversal of 79649722 is 22794697.

It is a happy number.

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

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, 21348 + ... + 24799.

It is an arithmetic number, because the mean of its divisors is an integer number (14951952).

Almost surely, 2^79649722 is an apocalyptic number.

79649722 is a deficient number, since it is larger than the sum of its proper divisors (39965894).

79649722 is a wasteful number, since it uses less digits than its factorization.

79649722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47012.

The product of its digits is 381024, while the sum is 46.

The square root of 79649722 is about 8924.6692935929. The cubic root of 79649722 is about 430.2571420328.

The spelling of 79649722 in words is "seventy-nine million, six hundred forty-nine thousand, seven hundred twenty-two".