722475776 has 36 divisors (see below), whose sum is σ = 1573238184. Its totient is φ = 328396800.

The previous prime is 722475773. The next prime is 722475781. The reversal of 722475776 is 677574227.

It is a self number, because there is not a number n which added to its sum of digits gives 722475776.

It is not an unprimeable number, because it can be changed into a prime (722475773) 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, 125465 + ... + 131096.

Almost surely, 2^722475776 is an apocalyptic number.

It is an amenable number.

722475776 is an abundant number, since it is smaller than the sum of its proper divisors (850762408).

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

722475776 is a wasteful number, since it uses less digits than its factorization.

722475776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256588 (or 256574 counting only the distinct ones).

The product of its digits is 1152480, while the sum is 47.

The square root of 722475776 is about 26878.9095016892. The cubic root of 722475776 is about 897.3070846449.

The spelling of 722475776 in words is "seven hundred twenty-two million, four hundred seventy-five thousand, seven hundred seventy-six".