2256597 has 48 divisors (see below), whose sum is σ = 4118400. Its totient is φ = 1185408.

The previous prime is 2256571. The next prime is 2256601. The reversal of 2256597 is 7956522.

2256597 is a `hidden beast` number, since 2 + 2 + 565 + 97 = 666.

2256597 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2256597 - 2⁶ = 2256533 is a prime.

It is a super-3 number, since 3×2256597³ = 34473332962094664519, which contains 333 as substring.

Its product of digits (37800) is a multiple of the sum of its prime divisors (70).

2256597 is strictly pandigital in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256557) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52458 + ... + 52500.

It is an arithmetic number, because the mean of its divisors is an integer number (85800).

2^2256597 is an apocalyptic number.

It is an amenable number.

2256597 is a deficient number, since it is larger than the sum of its proper divisors (1861803).

2256597 is a wasteful number, since it uses less digits than its factorization.

2256597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87 (or 70 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 2256597 is about 1502.1973904917. The cubic root of 2256597 is about 131.1650116460.

The spelling of 2256597 in words is "two million, two hundred fifty-six thousand, five hundred ninety-seven".