2556252 has 24 divisors (see below), whose sum is σ = 6627600. Its totient is φ = 852048.

The previous prime is 2556233. The next prime is 2556259. The reversal of 2556252 is 2526552.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11727 + ... + 11942.

It is an arithmetic number, because the mean of its divisors is an integer number (276150).

2^2556252 is an apocalyptic number.

It is an amenable number.

2556252 is an abundant number, since it is smaller than the sum of its proper divisors (4071348).

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

2556252 is a wasteful number, since it uses less digits than its factorization.

2556252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23682 (or 23674 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 2556252 is about 1598.8283209901. The cubic root of 2556252 is about 136.7312828163.

The spelling of 2556252 in words is "two million, five hundred fifty-six thousand, two hundred fifty-two".