722897598 has 16 divisors (see below), whose sum is σ = 1521889920. Its totient is φ = 228283416.

The previous prime is 722897573. The next prime is 722897599. The reversal of 722897598 is 895798227.

It is a super-3 number, since 3×722897598³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722897599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3170490 + ... + 3170717.

It is an arithmetic number, because the mean of its divisors is an integer number (95118120).

Almost surely, 2^722897598 is an apocalyptic number.

722897598 is an abundant number, since it is smaller than the sum of its proper divisors (798992322).

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

722897598 is a wasteful number, since it uses less digits than its factorization.

722897598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6341231.

The product of its digits is 5080320, while the sum is 57.

The square root of 722897598 is about 26886.7550663891. The cubic root of 722897598 is about 897.4816834534.

The spelling of 722897598 in words is "seven hundred twenty-two million, eight hundred ninety-seven thousand, five hundred ninety-eight".