2522221360 has 40 divisors (see below), whose sum is σ = 5869423440. Its totient is φ = 1007983872.

The previous prime is 2522221357. The next prime is 2522221393. The reversal of 2522221360 is 631222252.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 79486 + ... + 106594.

It is an arithmetic number, because the mean of its divisors is an integer number (146735586).

Almost surely, 2^2522221360 is an apocalyptic number.

2522221360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2522221360 is an abundant number, since it is smaller than the sum of its proper divisors (3347202080).

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

2522221360 is a wasteful number, since it uses less digits than its factorization.

2522221360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28285 (or 28279 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2522221360 is about 50221.7219935756. The cubic root of 2522221360 is about 1361.2181559732.

The spelling of 2522221360 in words is "two billion, five hundred twenty-two million, two hundred twenty-one thousand, three hundred sixty".