2633256 has 64 divisors (see below), whose sum is σ = 7459200. Its totient is φ = 860544.

The previous prime is 2633227. The next prime is 2633261. The reversal of 2633256 is 6523362.

2633256 is a `hidden beast` number, since 2 + 633 + 25 + 6 = 666.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15685 + ... + 15851.

It is an arithmetic number, because the mean of its divisors is an integer number (116550).

2^2633256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2633256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3729600).

2633256 is an abundant number, since it is smaller than the sum of its proper divisors (4825944).

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

2633256 is a wasteful number, since it uses less digits than its factorization.

2633256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255 (or 245 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 2633256 is about 1622.7310313173. The cubic root of 2633256 is about 138.0906776442.

The spelling of 2633256 in words is "two million, six hundred thirty-three thousand, two hundred fifty-six".