722307244 has 12 divisors (see below), whose sum is σ = 1271100600. Its totient is φ = 359135648.

The previous prime is 722307241. The next prime is 722307253. The reversal of 722307244 is 442703227.

It is not an unprimeable number, because it can be changed into a prime (722307241) 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 3 ways as a sum of consecutive naturals, for example, 503689 + ... + 505120.

It is an arithmetic number, because the mean of its divisors is an integer number (105925050).

Almost surely, 2^722307244 is an apocalyptic number.

It is an amenable number.

722307244 is a deficient number, since it is larger than the sum of its proper divisors (548793356).

722307244 is a wasteful number, since it uses less digits than its factorization.

722307244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008992 (or 1008990 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 31.

The square root of 722307244 is about 26875.7742958226. The cubic root of 722307244 is about 897.2373075797.

The spelling of 722307244 in words is "seven hundred twenty-two million, three hundred seven thousand, two hundred forty-four".