2255637 has 4 divisors (see below), whose sum is σ = 3007520. Its totient is φ = 1503756.

The previous prime is 2255621. The next prime is 2255639. The reversal of 2255637 is 7365522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2255637 - 2⁴ = 2255621 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255639) 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, 375937 + ... + 375942.

It is an arithmetic number, because the mean of its divisors is an integer number (751880).

2^2255637 is an apocalyptic number.

It is an amenable number.

2255637 is a deficient number, since it is larger than the sum of its proper divisors (751883).

2255637 is an equidigital number, since it uses as much as digits as its factorization.

2255637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751882.

The product of its digits is 12600, while the sum is 30.

The square root of 2255637 is about 1501.8778245916. The cubic root of 2255637 is about 131.1464089637.

The spelling of 2255637 in words is "two million, two hundred fifty-five thousand, six hundred thirty-seven".