722214365 has 4 divisors (see below), whose sum is σ = 866657244. Its totient is φ = 577771488.

The previous prime is 722214307. The next prime is 722214391. The reversal of 722214365 is 563412227.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 105288121 + 616926244 = 10261^2 + 24838^2 .

It is a cyclic number.

It is not a de Polignac number, because 722214365 - 2¹⁰ = 722213341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72221432 + ... + 72221441.

It is an arithmetic number, because the mean of its divisors is an integer number (216664311).

Almost surely, 2^722214365 is an apocalyptic number.

It is an amenable number.

722214365 is a deficient number, since it is larger than the sum of its proper divisors (144442879).

722214365 is a wasteful number, since it uses less digits than its factorization.

722214365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144442878.

The product of its digits is 20160, while the sum is 32.

The square root of 722214365 is about 26874.0463086600. The cubic root of 722214365 is about 897.1988483798.

The spelling of 722214365 in words is "seven hundred twenty-two million, two hundred fourteen thousand, three hundred sixty-five".