722476064 has 48 divisors (see below), whose sum is σ = 1585332000. Its totient is φ = 322089984.

The previous prime is 722476039. The next prime is 722476099. The reversal of 722476064 is 460674227.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24614 + ... + 45285.

It is an arithmetic number, because the mean of its divisors is an integer number (33027750).

Almost surely, 2^722476064 is an apocalyptic number.

It is an amenable number.

722476064 is an abundant number, since it is smaller than the sum of its proper divisors (862855936).

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

722476064 is a wasteful number, since it uses less digits than its factorization.

722476064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69945 (or 69937 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 38.

The square root of 722476064 is about 26878.9148590489. The cubic root of 722476064 is about 897.3072038758.

The spelling of 722476064 in words is "seven hundred twenty-two million, four hundred seventy-six thousand, sixty-four".