2522345 has 16 divisors (see below), whose sum is σ = 3642240. Its totient is φ = 1638144.

The previous prime is 2522329. The next prime is 2522357. The reversal of 2522345 is 5432252.

It is a cyclic number.

It is not a de Polignac number, because 2522345 - 2⁴ = 2522329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2522345.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1232 + ... + 2561.

It is an arithmetic number, because the mean of its divisors is an integer number (227640).

2^2522345 is an apocalyptic number.

It is an amenable number.

2522345 is a deficient number, since it is larger than the sum of its proper divisors (1119895).

2522345 is a wasteful number, since it uses less digits than its factorization.

2522345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3824.

The product of its digits is 2400, while the sum is 23.

The square root of 2522345 is about 1588.1892204646. The cubic root of 2522345 is about 136.1240398042.

Adding to 2522345 its reverse (5432252), we get a palindrome (7954597).

The spelling of 2522345 in words is "two million, five hundred twenty-two thousand, three hundred forty-five".