722314869 has 4 divisors (see below), whose sum is σ = 963086496. Its totient is φ = 481543244.

The previous prime is 722314867. The next prime is 722314883. The reversal of 722314869 is 968413227.

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 722314869 - 2¹ = 722314867 is a prime.

It is a super-2 number, since 2×722314869² = 1043477539956974322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 722314869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722314867) 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, 120385809 + ... + 120385814.

It is an arithmetic number, because the mean of its divisors is an integer number (240771624).

Almost surely, 2^722314869 is an apocalyptic number.

It is an amenable number.

722314869 is a deficient number, since it is larger than the sum of its proper divisors (240771627).

722314869 is a wasteful number, since it uses less digits than its factorization.

722314869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240771626.

The product of its digits is 145152, while the sum is 42.

The square root of 722314869 is about 26875.9161518263. The cubic root of 722314869 is about 897.2404647821.

The spelling of 722314869 in words is "seven hundred twenty-two million, three hundred fourteen thousand, eight hundred sixty-nine".