2522635 has 4 divisors (see below), whose sum is σ = 3027168. Its totient is φ = 2018104.

The previous prime is 2522633. The next prime is 2522657. The reversal of 2522635 is 5362252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2522635 - 2¹ = 2522633 is a prime.

It is a d-powerful number, because it can be written as 2² + 5³ + 2¹⁷ + 2¹⁸ + 6⁸ + 3¹⁰ + 5⁸ .

It is a Duffinian number.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252259 + ... + 252268.

It is an arithmetic number, because the mean of its divisors is an integer number (756792).

2^2522635 is an apocalyptic number.

2522635 is a deficient number, since it is larger than the sum of its proper divisors (504533).

2522635 is an equidigital number, since it uses as much as digits as its factorization.

2522635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504532.

The product of its digits is 3600, while the sum is 25.

The square root of 2522635 is about 1588.2805167854. The cubic root of 2522635 is about 136.1292564391.

Adding to 2522635 its reverse (5362252), we get a palindrome (7884887).

The spelling of 2522635 in words is "two million, five hundred twenty-two thousand, six hundred thirty-five".