2522040 has 32 divisors (see below), whose sum is σ = 7566480. Its totient is φ = 672512.

The previous prime is 2522027. The next prime is 2522053. The reversal of 2522040 is 402252.

It is an interprime number because it is at equal distance from previous prime (2522027) and next prime (2522053).

It is a Harshad number since it is a multiple of its sum of digits (15).

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 7 ways as a sum of consecutive naturals, for example, 10389 + ... + 10628.

2^2522040 is an apocalyptic number.

2522040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2522040 is an abundant number, since it is smaller than the sum of its proper divisors (5044440).

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

2522040 is a wasteful number, since it uses less digits than its factorization.

2522040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21031 (or 21027 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2522040 is about 1588.0931962577. The cubic root of 2522040 is about 136.1185529119.

Adding to 2522040 its reverse (402252), we get a palindrome (2924292).

The spelling of 2522040 in words is "two million, five hundred twenty-two thousand, forty".