722714528 has 48 divisors (see below), whose sum is σ = 1449088704. Its totient is φ = 354731520.

The previous prime is 722714521. The next prime is 722714543. The reversal of 722714528 is 825417227.

It is a junction number, because it is equal to n+sod(n) for n = 722714491 and 722714500.

It is not an unprimeable number, because it can be changed into a prime (722714521) 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, 1116701 + ... + 1117347.

It is an arithmetic number, because the mean of its divisors is an integer number (30189348).

Almost surely, 2^722714528 is an apocalyptic number.

It is an amenable number.

722714528 is an abundant number, since it is smaller than the sum of its proper divisors (726374176).

722714528 is a wasteful number, since it uses less digits than its factorization.

722714528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245 (or 1237 counting only the distinct ones).

The product of its digits is 62720, while the sum is 38.

The square root of 722714528 is about 26883.3503864381. The cubic root of 722714528 is about 897.4059162245.

The spelling of 722714528 in words is "seven hundred twenty-two million, seven hundred fourteen thousand, five hundred twenty-eight".