79725706 has 8 divisors (see below), whose sum is σ = 119626560. Its totient is φ = 39850188.

The previous prime is 79725673. The next prime is 79725721. The reversal of 79725706 is 60752797.

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, 8265 + ... + 15091.

It is an arithmetic number, because the mean of its divisors is an integer number (14953320).

Almost surely, 2^79725706 is an apocalyptic number.

79725706 is a deficient number, since it is larger than the sum of its proper divisors (39900854).

79725706 is a wasteful number, since it uses less digits than its factorization.

79725706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12668.

The product of its (nonzero) digits is 185220, while the sum is 43.

The square root of 79725706 is about 8928.9252432754. The cubic root of 79725706 is about 430.3939170160.

The spelling of 79725706 in words is "seventy-nine million, seven hundred twenty-five thousand, seven hundred six".