722869346 has 32 divisors (see below), whose sum is σ = 1171584000. Its totient is φ = 333527040.

The previous prime is 722869339. The next prime is 722869351. The reversal of 722869346 is 643968227.

It is a self number, because there is not a number n which added to its sum of digits gives 722869346.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 639710 + ... + 640838.

It is an arithmetic number, because the mean of its divisors is an integer number (36612000).

Almost surely, 2^722869346 is an apocalyptic number.

722869346 is a deficient number, since it is larger than the sum of its proper divisors (448714654).

722869346 is a wasteful number, since it uses less digits than its factorization.

722869346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634.

The product of its digits is 870912, while the sum is 47.

The square root of 722869346 is about 26886.2296724550. The cubic root of 722869346 is about 897.4699916255.

The spelling of 722869346 in words is "seven hundred twenty-two million, eight hundred sixty-nine thousand, three hundred forty-six".