2522205444 has 24 divisors (see below), whose sum is σ = 6420159648. Its totient is φ = 764304640.

The previous prime is 2522205421. The next prime is 2522205449. The reversal of 2522205444 is 4445022252.

It is not an unprimeable number, because it can be changed into a prime (2522205449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9553677 + ... + 9553940.

It is an arithmetic number, because the mean of its divisors is an integer number (267506652).

Almost surely, 2^2522205444 is an apocalyptic number.

It is an amenable number.

2522205444 is an abundant number, since it is smaller than the sum of its proper divisors (3897954204).

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

2522205444 is a wasteful number, since it uses less digits than its factorization.

2522205444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19107635 (or 19107633 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 2522205444 is about 50221.5635359952. The cubic root of 2522205444 is about 1361.2152927308.

Adding to 2522205444 its reverse (4445022252), we get a palindrome (6967227696).

The spelling of 2522205444 in words is "two billion, five hundred twenty-two million, two hundred five thousand, four hundred forty-four".