722596 has 24 divisors (see below), whose sum is σ = 1463616. Its totient is φ = 305760.

The previous prime is 722581. The next prime is 722599. The reversal of 722596 is 695227.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (722599) by changing a digit.

722596 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3570 + ... + 3766.

It is an arithmetic number, because the mean of its divisors is an integer number (60984).

2⁷²²⁵⁹⁶ is an apocalyptic number.

It is an amenable number.

722596 is an abundant number, since it is smaller than the sum of its proper divisors (741020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

722596 is a wasteful number, since it uses less digits than its factorization.

722596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339 (or 337 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 722596 is about 850.0564687125. The cubic root of 722596 is about 89.7356854186.

The spelling of 722596 in words is "seven hundred twenty-two thousand, five hundred ninety-six".