722422976 has 42 divisors (see below), whose sum is σ = 1565426892. Its totient is φ = 328049920.

The previous prime is 722422969. The next prime is 722422979. The reversal of 722422976 is 679224227.

It is not an unprimeable number, because it can be changed into a prime (722422979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 712646 + ... + 713658.

Almost surely, 2^722422976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 722422976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782713446).

722422976 is an abundant number, since it is smaller than the sum of its proper divisors (843003916).

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

722422976 is an equidigital number, since it uses as much as digits as its factorization.

722422976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2049 (or 1026 counting only the distinct ones).

The product of its digits is 169344, while the sum is 41.

The square root of 722422976 is about 26877.9273010402. The cubic root of 722422976 is about 897.2852251031.

The spelling of 722422976 in words is "seven hundred twenty-two million, four hundred twenty-two thousand, nine hundred seventy-six".