722744375 has 20 divisors (see below), whose sum is σ = 956281392. Its totient is φ = 544176000.

The previous prime is 722744359. The next prime is 722744383. The reversal of 722744375 is 573447227.

It is not a de Polignac number, because 722744375 - 2⁴ = 722744359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23387 + ... + 44636.

Almost surely, 2^722744375 is an apocalyptic number.

722744375 is a deficient number, since it is larger than the sum of its proper divisors (233537017).

722744375 is an equidigital number, since it uses as much as digits as its factorization.

722744375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68060 (or 68045 counting only the distinct ones).

The product of its digits is 329280, while the sum is 41.

The square root of 722744375 is about 26883.9055012474. The cubic root of 722744375 is about 897.4182698831.

The spelling of 722744375 in words is "seven hundred twenty-two million, seven hundred forty-four thousand, three hundred seventy-five".