2550895 has 4 divisors (see below), whose sum is σ = 3061080. Its totient is φ = 2040712.

The previous prime is 2550887. The next prime is 2550937. The reversal of 2550895 is 5980552.

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

It is a cyclic number.

It is not a de Polignac number, because 2550895 - 2³ = 2550887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2550895.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255085 + ... + 255094.

It is an arithmetic number, because the mean of its divisors is an integer number (765270).

2^2550895 is an apocalyptic number.

2550895 is a deficient number, since it is larger than the sum of its proper divisors (510185).

2550895 is an equidigital number, since it uses as much as digits as its factorization.

2550895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510184.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 2550895 is about 1597.1521530524. The cubic root of 2550895 is about 136.6357025495.

The spelling of 2550895 in words is "two million, five hundred fifty thousand, eight hundred ninety-five".