2551595 has 4 divisors (see below), whose sum is σ = 3061920. Its totient is φ = 2041272.

The previous prime is 2551559. The next prime is 2551603. The reversal of 2551595 is 5951552.

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 2551595 - 2⁶ = 2551531 is a prime.

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, 255155 + ... + 255164.

It is an arithmetic number, because the mean of its divisors is an integer number (765480).

2^2551595 is an apocalyptic number.

2551595 is a deficient number, since it is larger than the sum of its proper divisors (510325).

2551595 is an equidigital number, since it uses as much as digits as its factorization.

2551595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510324.

The product of its digits is 11250, while the sum is 32.

The square root of 2551595 is about 1597.3712780691. The cubic root of 2551595 is about 136.6481996331.

The spelling of 2551595 in words is "two million, five hundred fifty-one thousand, five hundred ninety-five".