722328596 has 24 divisors (see below), whose sum is σ = 1379927136. Its totient is φ = 328108320.

The previous prime is 722328587. The next prime is 722328599. The reversal of 722328596 is 695823227.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722328599) 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, 72170 + ... + 81566.

It is an arithmetic number, because the mean of its divisors is an integer number (57496964).

Almost surely, 2^722328596 is an apocalyptic number.

It is an amenable number.

722328596 is a deficient number, since it is larger than the sum of its proper divisors (657598540).

722328596 is a wasteful number, since it uses less digits than its factorization.

722328596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11159 (or 11157 counting only the distinct ones).

The product of its digits is 362880, while the sum is 44.

The square root of 722328596 is about 26876.1715279539. The cubic root of 722328596 is about 897.2461485184.

The spelling of 722328596 in words is "seven hundred twenty-two million, three hundred twenty-eight thousand, five hundred ninety-six".