2522630 has 64 divisors (see below), whose sum is σ = 5598720. Its totient is φ = 806400.

The previous prime is 2522629. The next prime is 2522633. The reversal of 2522630 is 362252.

It is a happy number.

2522630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35495 + ... + 35565.

It is an arithmetic number, because the mean of its divisors is an integer number (87480).

2^2522630 is an apocalyptic number.

2522630 is an abundant number, since it is smaller than the sum of its proper divisors (3076090).

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

2522630 is a wasteful number, since it uses less digits than its factorization.

2522630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2522630 is about 1588.2789427553. The cubic root of 2522630 is about 136.1291665005.

Adding to 2522630 its reverse (362252), we get a palindrome (2884882).

It can be divided in two parts, 252 and 2630, that added together give a palindrome (2882).

The spelling of 2522630 in words is "two million, five hundred twenty-two thousand, six hundred thirty".