722794612 has 12 divisors (see below), whose sum is σ = 1285626916. Its totient is φ = 355472640.

The previous prime is 722794609. The next prime is 722794613. The reversal of 722794612 is 216497227.

722794612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 352463076 + 370331536 = 18774^2 + 19244^2 .

It is a super-2 number, since 2×722794612² = 1044864102272461088, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722794613) 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, 1480893 + ... + 1481380.

Almost surely, 2^722794612 is an apocalyptic number.

It is an amenable number.

722794612 is a deficient number, since it is larger than the sum of its proper divisors (562832304).

722794612 is a wasteful number, since it uses less digits than its factorization.

722794612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2962338 (or 2962336 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 722794612 is about 26884.8398172650. The cubic root of 722794612 is about 897.4390621847.

The spelling of 722794612 in words is "seven hundred twenty-two million, seven hundred ninety-four thousand, six hundred twelve".