722911152 has 20 divisors (see below), whose sum is σ = 1867520600. Its totient is φ = 240970368.

The previous prime is 722911127. The next prime is 722911177. The reversal of 722911152 is 251119227.

It is an interprime number because it is at equal distance from previous prime (722911127) and next prime (722911177).

It is a super-3 number, since 3×722911152³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7530277 + ... + 7530372.

It is an arithmetic number, because the mean of its divisors is an integer number (93376030).

Almost surely, 2^722911152 is an apocalyptic number.

It is an amenable number.

722911152 is an abundant number, since it is smaller than the sum of its proper divisors (1144609448).

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

722911152 is a wasteful number, since it uses less digits than its factorization.

722911152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15060660 (or 15060654 counting only the distinct ones).

The product of its digits is 2520, while the sum is 30.

The square root of 722911152 is about 26887.0071224002. The cubic root of 722911152 is about 897.4872925423.

It can be divided in two parts, 7229 and 11152, that added together give a palindrome (18381).

The spelling of 722911152 in words is "seven hundred twenty-two million, nine hundred eleven thousand, one hundred fifty-two".