2551875 has 20 divisors (see below), whose sum is σ = 4254888. Its totient is φ = 1360000.

The previous prime is 2551867. The next prime is 2551877. The reversal of 2551875 is 5781552.

It is a happy number.

It is not a de Polignac number, because 2551875 - 2³ = 2551867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2551877) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1195 + ... + 2555.

2^2551875 is an apocalyptic number.

2551875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2551875 is a deficient number, since it is larger than the sum of its proper divisors (1703013).

2551875 is an equidigital number, since it uses as much as digits as its factorization.

2551875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384 (or 1369 counting only the distinct ones).

The product of its digits is 14000, while the sum is 33.

The square root of 2551875 is about 1597.4589196596. The cubic root of 2551875 is about 136.6531978266.

The spelling of 2551875 in words is "two million, five hundred fifty-one thousand, eight hundred seventy-five".