722979327 has 8 divisors (see below), whose sum is σ = 1101682816. Its totient is φ = 413131032.

The previous prime is 722979319. The next prime is 722979331. The reversal of 722979327 is 723979227.

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

It is not a de Polignac number, because 722979327 - 2³ = 722979319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722979827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17213773 + ... + 17213814.

It is an arithmetic number, because the mean of its divisors is an integer number (137710352).

Almost surely, 2^722979327 is an apocalyptic number.

722979327 is a deficient number, since it is larger than the sum of its proper divisors (378703489).

722979327 is a wasteful number, since it uses less digits than its factorization.

722979327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34427597.

The product of its digits is 666792, while the sum is 48.

The square root of 722979327 is about 26888.2748981782. The cubic root of 722979327 is about 897.5155045260.

The spelling of 722979327 in words is "seven hundred twenty-two million, nine hundred seventy-nine thousand, three hundred twenty-seven".