722325453 has 4 divisors (see below), whose sum is σ = 963100608. Its totient is φ = 481550300.

The previous prime is 722325431. The next prime is 722325473. The reversal of 722325453 is 354523227.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 722325453 - 2²⁰ = 721276877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722325473) 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, 120387573 + ... + 120387578.

It is an arithmetic number, because the mean of its divisors is an integer number (240775152).

Almost surely, 2^722325453 is an apocalyptic number.

It is an amenable number.

722325453 is a deficient number, since it is larger than the sum of its proper divisors (240775155).

722325453 is a wasteful number, since it uses less digits than its factorization.

722325453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240775154.

The product of its digits is 50400, while the sum is 33.

The square root of 722325453 is about 26876.1130560206. The cubic root of 722325453 is about 897.2448471492.

The spelling of 722325453 in words is "seven hundred twenty-two million, three hundred twenty-five thousand, four hundred fifty-three".