722776794 has 64 divisors (see below), whose sum is σ = 1627547904. Its totient is φ = 212765696.

The previous prime is 722776793. The next prime is 722776807. The reversal of 722776794 is 497677227.

722776794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (722776793) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121432 + ... + 127244.

It is an arithmetic number, because the mean of its divisors is an integer number (25430436).

Almost surely, 2^722776794 is an apocalyptic number.

722776794 is an abundant number, since it is smaller than the sum of its proper divisors (904771110).

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

722776794 is a wasteful number, since it uses less digits than its factorization.

722776794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5911.

The product of its digits is 2074464, while the sum is 51.

The square root of 722776794 is about 26884.5084388761. The cubic root of 722776794 is about 897.4316877060.

The spelling of 722776794 in words is "seven hundred twenty-two million, seven hundred seventy-six thousand, seven hundred ninety-four".