722461223 has 16 divisors (see below), whose sum is σ = 857062944. Its totient is φ = 601436160.

The previous prime is 722461193. The next prime is 722461237. The reversal of 722461223 is 322164227.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-722461223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722461823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45290 + ... + 59127.

It is an arithmetic number, because the mean of its divisors is an integer number (53566434).

Almost surely, 2^722461223 is an apocalyptic number.

722461223 is a deficient number, since it is larger than the sum of its proper divisors (134601721).

722461223 is a wasteful number, since it uses less digits than its factorization.

722461223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104482.

The product of its digits is 8064, while the sum is 29.

The square root of 722461223 is about 26878.6387862183. The cubic root of 722461223 is about 897.3010597150.

The spelling of 722461223 in words is "seven hundred twenty-two million, four hundred sixty-one thousand, two hundred twenty-three".