8722452564 has 108 divisors (see below), whose sum is σ = 26763426144. Its totient is φ = 2383764768.

The previous prime is 8722452539. The next prime is 8722452589. The reversal of 8722452564 is 4652542278.

8722452564 is a `hidden beast` number, since 87 + 2 + 2 + 4 + 5 + 2 + 564 = 666.

It is an interprime number because it is at equal distance from previous prime (8722452539) and next prime (8722452589).

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 66922 + ... + 148065.

Almost surely, 2^8722452564 is an apocalyptic number.

8722452564 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

8722452564 is an abundant number, since it is smaller than the sum of its proper divisors (18040973580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8722452564 is a wasteful number, since it uses less digits than its factorization.

8722452564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215034 (or 215022 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The square root of 8722452564 is about 93394.0713535929. The cubic root of 8722452564 is about 2058.4778843025.

The spelling of 8722452564 in words is "eight billion, seven hundred twenty-two million, four hundred fifty-two thousand, five hundred sixty-four".