2255887 has 2 divisors, whose sum is σ = 2255888. Its totient is φ = 2255886.

The previous prime is 2255867. The next prime is 2255899. The reversal of 2255887 is 7885522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2255887 - 2¹⁵ = 2223119 is a prime.

It is a d-powerful number, because it can be written as 2² + 2⁴ + 5⁷ + 5⁷ + 8² + 8⁷ + 7⁴ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2255837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127943 + 1127944.

It is an arithmetic number, because the mean of its divisors is an integer number (1127944).

2^2255887 is an apocalyptic number.

2255887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2255887 is an equidigital number, since it uses as much as digits as its factorization.

2255887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44800, while the sum is 37.

The square root of 2255887 is about 1501.9610514258. The cubic root of 2255887 is about 131.1512539204.

The spelling of 2255887 in words is "two million, two hundred fifty-five thousand, eight hundred eighty-seven".