2559625 has 8 divisors (see below), whose sum is σ = 3194568. Its totient is φ = 2047600.

The previous prime is 2559619. The next prime is 2559631. The reversal of 2559625 is 5269552.

It is an interprime number because it is at equal distance from previous prime (2559619) and next prime (2559631).

It can be written as a sum of positive squares in 4 ways, for example, as 9216 + 2550409 = 96^2 + 1597^2 .

It is not a de Polignac number, because 2559625 - 2³ = 2559617 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10114 + ... + 10363.

It is an arithmetic number, because the mean of its divisors is an integer number (399321).

2^2559625 is an apocalyptic number.

2559625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2559625 is a deficient number, since it is larger than the sum of its proper divisors (634943).

2559625 is an equidigital number, since it uses as much as digits as its factorization.

2559625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20492 (or 20482 counting only the distinct ones).

The product of its digits is 27000, while the sum is 34.

The square root of 2559625 is about 1599.8828082082. The cubic root of 2559625 is about 136.7913958144.

The spelling of 2559625 in words is "two million, five hundred fifty-nine thousand, six hundred twenty-five".