2255849 has 4 divisors (see below), whose sum is σ = 2388564. Its totient is φ = 2123136.

The previous prime is 2255837. The next prime is 2255867. The reversal of 2255849 is 9485522.

It is a happy number.

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 648025 + 1607824 = 805^2 + 1268^2 .

It is a cyclic number.

It is not a de Polignac number, because 2255849 - 2⁴ = 2255833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2255899) 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, 66332 + ... + 66365.

It is an arithmetic number, because the mean of its divisors is an integer number (597141).

2^2255849 is an apocalyptic number.

It is an amenable number.

2255849 is a deficient number, since it is larger than the sum of its proper divisors (132715).

2255849 is a wasteful number, since it uses less digits than its factorization.

2255849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132714.

The product of its digits is 28800, while the sum is 35.

The square root of 2255849 is about 1501.9484012442. The cubic root of 2255849 is about 131.1505175101.

The spelling of 2255849 in words is "two million, two hundred fifty-five thousand, eight hundred forty-nine".