722925351 has 64 divisors (see below), whose sum is σ = 1166192640. Its totient is φ = 441365760.

The previous prime is 722925349. The next prime is 722925361. The reversal of 722925351 is 153529227.

It is not a de Polignac number, because 722925351 - 2¹ = 722925349 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722925341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1677106 + ... + 1677536.

It is an arithmetic number, because the mean of its divisors is an integer number (18221760).

Almost surely, 2^722925351 is an apocalyptic number.

722925351 is a deficient number, since it is larger than the sum of its proper divisors (443267289).

722925351 is a wasteful number, since it uses less digits than its factorization.

722925351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573 (or 567 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 722925351 is about 26887.2711705744. The cubic root of 722925351 is about 897.4931684781.

The spelling of 722925351 in words is "seven hundred twenty-two million, nine hundred twenty-five thousand, three hundred fifty-one".