8722560001 has 4 divisors (see below), whose sum is σ = 8908146432. Its totient is φ = 8536973572.

The previous prime is 8722559983. The next prime is 8722560029. The reversal of 8722560001 is 1000652278.

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 8722560001 - 2³¹ = 6575076353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8722560031) 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, 92793145 + ... + 92793238.

It is an arithmetic number, because the mean of its divisors is an integer number (2227036608).

Almost surely, 2^8722560001 is an apocalyptic number.

It is an amenable number.

8722560001 is a deficient number, since it is larger than the sum of its proper divisors (185586431).

8722560001 is a wasteful number, since it uses less digits than its factorization.

8722560001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185586430.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 8722560001 is about 93394.6465328715. The cubic root of 8722560001 is about 2058.4863358926.

The spelling of 8722560001 in words is "eight billion, seven hundred twenty-two million, five hundred sixty thousand, one".