2522020444 has 12 divisors (see below), whose sum is σ = 4414240600. Its totient is φ = 1260808848.

The previous prime is 2522020441. The next prime is 2522020447. The reversal of 2522020444 is 4440202252.

It is an interprime number because it is at equal distance from previous prime (2522020441) and next prime (2522020447).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522020441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20154 + ... + 73825.

Almost surely, 2^2522020444 is an apocalyptic number.

It is an amenable number.

2522020444 is a deficient number, since it is larger than the sum of its proper divisors (1892220156).

2522020444 is a wasteful number, since it uses less digits than its factorization.

2522020444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100692 (or 100690 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

The square root of 2522020444 is about 50219.7216639041. The cubic root of 2522020444 is about 1361.1820108812.

Adding to 2522020444 its reverse (4440202252), we get a palindrome (6962222696).

The spelling of 2522020444 in words is "two billion, five hundred twenty-two million, twenty thousand, four hundred forty-four".