2522042 has 16 divisors (see below), whose sum is σ = 3991680. Its totient is φ = 1192752.

The previous prime is 2522027. The next prime is 2522053. The reversal of 2522042 is 2402252.

It is a self number, because there is not a number n which added to its sum of digits gives 2522042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4763 + ... + 5265.

It is an arithmetic number, because the mean of its divisors is an integer number (249480).

2^2522042 is an apocalyptic number.

2522042 is a deficient number, since it is larger than the sum of its proper divisors (1469638).

2522042 is a wasteful number, since it uses less digits than its factorization.

2522042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 2522042 is about 1588.0938259435. The cubic root of 2522042 is about 136.1185888930.

Adding to 2522042 its reverse (2402252), we get a palindrome (4924294).

It can be divided in two parts, 25220 and 42, that multiplied together give a triangular number (1059240 = T₁₄₅₅).

The spelling of 2522042 in words is "two million, five hundred twenty-two thousand, forty-two".