2522900 has 18 divisors (see below), whose sum is σ = 5474910. Its totient is φ = 1009120.

The previous prime is 2522881. The next prime is 2522909. The reversal of 2522900 is 92252.

It can be written as a sum of positive squares in 3 ways, for example, as 1156 + 2521744 = 34^2 + 1588^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12515 + ... + 12714.

2^2522900 is an apocalyptic number.

2522900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2522900 is an abundant number, since it is smaller than the sum of its proper divisors (2952010).

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

2522900 is a wasteful number, since it uses less digits than its factorization.

2522900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25243 (or 25236 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2522900 is about 1588.3639381452. The cubic root of 2522900 is about 136.1340230145.

The spelling of 2522900 in words is "two million, five hundred twenty-two thousand, nine hundred".