8572522240 has 36 divisors (see below), whose sum is σ = 20533872744. Its totient is φ = 3429008384.

The previous prime is 8572522229. The next prime is 8572522247. The reversal of 8572522240 is 422252758.

It is a self number, because there is not a number n which added to its sum of digits gives 8572522240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8572522247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3347362 + ... + 3349921.

It is an arithmetic number, because the mean of its divisors is an integer number (570385354).

Almost surely, 2^8572522240 is an apocalyptic number.

8572522240 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8572522240 is an abundant number, since it is smaller than the sum of its proper divisors (11961350504).

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

8572522240 is an equidigital number, since it uses as much as digits as its factorization.

8572522240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6697304 (or 6697290 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 37.

The square root of 8572522240 is about 92587.9162742093. The cubic root of 8572522240 is about 2046.6152545144.

Adding to 8572522240 its reverse (422252758), we get a palindrome (8994774998).

The spelling of 8572522240 in words is "eight billion, five hundred seventy-two million, five hundred twenty-two thousand, two hundred forty".