2255497 has 4 divisors (see below), whose sum is σ = 2261140. Its totient is φ = 2249856.

The previous prime is 2255489. The next prime is 2255501. The reversal of 2255497 is 7945522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1354896 + 900601 = 1164^2 + 949^2 .

It is a cyclic number.

It is not a de Polignac number, because 2255497 - 2³ = 2255489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2255437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2172 + ... + 3037.

It is an arithmetic number, because the mean of its divisors is an integer number (565285).

2^2255497 is an apocalyptic number.

It is an amenable number.

2255497 is a deficient number, since it is larger than the sum of its proper divisors (5643).

2255497 is an equidigital number, since it uses as much as digits as its factorization.

2255497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5642.

The product of its digits is 25200, while the sum is 34.

The square root of 2255497 is about 1501.8312155499. The cubic root of 2255497 is about 131.1436956315.

The spelling of 2255497 in words is "two million, two hundred fifty-five thousand, four hundred ninety-seven".