2255777 has 4 divisors (see below), whose sum is σ = 2328576. Its totient is φ = 2182980.

The previous prime is 2255767. The next prime is 2255783. The reversal of 2255777 is 7775522.

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 a cyclic number.

It is not a de Polignac number, because 2255777 - 2⁴ = 2255761 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (2255717) 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, 36353 + ... + 36414.

It is an arithmetic number, because the mean of its divisors is an integer number (582144).

2^2255777 is an apocalyptic number.

It is an amenable number.

2255777 is a deficient number, since it is larger than the sum of its proper divisors (72799).

2255777 is an equidigital number, since it uses as much as digits as its factorization.

2255777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72798.

The product of its digits is 34300, while the sum is 35.

The square root of 2255777 is about 1501.9244321869. The cubic root of 2255777 is about 131.1491221835.

The spelling of 2255777 in words is "two million, two hundred fifty-five thousand, seven hundred seventy-seven".