2542256 has 20 divisors (see below), whose sum is σ = 5096400. Its totient is φ = 1227072.

The previous prime is 2542237. The next prime is 2542327. The reversal of 2542256 is 6522452.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2276 + ... + 3203.

It is an arithmetic number, because the mean of its divisors is an integer number (254820).

2^2542256 is an apocalyptic number.

It is an amenable number.

2542256 is an abundant number, since it is smaller than the sum of its proper divisors (2554144).

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

2542256 is a wasteful number, since it uses less digits than its factorization.

2542256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5516 (or 5510 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 2542256 is about 1594.4453581105. The cubic root of 2542256 is about 136.4812821235.

The spelling of 2542256 in words is "two million, five hundred forty-two thousand, two hundred fifty-six".