722267464 has 16 divisors (see below), whose sum is σ = 1379804220. Its totient is φ = 354319680.

The previous prime is 722267461. The next prime is 722267467. The reversal of 722267464 is 464762227.

It is an interprime number because it is at equal distance from previous prime (722267461) and next prime (722267467).

It can be written as a sum of positive squares in 2 ways, for example, as 653211364 + 69056100 = 25558^2 + 8310^2 .

It is not an unprimeable number, because it can be changed into a prime (722267461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 851307 + ... + 852154.

Almost surely, 2^722267464 is an apocalyptic number.

It is an amenable number.

722267464 is a deficient number, since it is larger than the sum of its proper divisors (657536756).

722267464 is a wasteful number, since it uses less digits than its factorization.

722267464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703520 (or 1703516 counting only the distinct ones).

The product of its digits is 225792, while the sum is 40.

The square root of 722267464 is about 26875.0342139317. The cubic root of 722267464 is about 897.2208359394.

The spelling of 722267464 in words is "seven hundred twenty-two million, two hundred sixty-seven thousand, four hundred sixty-four".