722264884 has 12 divisors (see below), whose sum is σ = 1378869408. Its totient is φ = 328302200.

The previous prime is 722264849. The next prime is 722264887. The reversal of 722264884 is 488462227.

It is a self number, because there is not a number n which added to its sum of digits gives 722264884.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722264887) 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, 8207512 + ... + 8207599.

It is an arithmetic number, because the mean of its divisors is an integer number (114905784).

Almost surely, 2^722264884 is an apocalyptic number.

It is an amenable number.

722264884 is a deficient number, since it is larger than the sum of its proper divisors (656604524).

722264884 is a wasteful number, since it uses less digits than its factorization.

722264884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16415126 (or 16415124 counting only the distinct ones).

The product of its digits is 344064, while the sum is 43.

The square root of 722264884 is about 26874.9862139500. The cubic root of 722264884 is about 897.2197676221.

The spelling of 722264884 in words is "seven hundred twenty-two million, two hundred sixty-four thousand, eight hundred eighty-four".