722575532 has 12 divisors (see below), whose sum is σ = 1445151120. Its totient is φ = 309675216.

The previous prime is 722575523. The next prime is 722575547. The reversal of 722575532 is 235575227.

722575532 is an admirable number.

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, 12903107 + ... + 12903162.

It is an arithmetic number, because the mean of its divisors is an integer number (120429260).

Almost surely, 2^722575532 is an apocalyptic number.

It is an amenable number.

722575532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

722575532 is a wasteful number, since it uses less digits than its factorization.

722575532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25806280 (or 25806278 counting only the distinct ones).

The product of its digits is 147000, while the sum is 38.

The square root of 722575532 is about 26880.7650932781. The cubic root of 722575532 is about 897.3483813679.

The spelling of 722575532 in words is "seven hundred twenty-two million, five hundred seventy-five thousand, five hundred thirty-two".