6255889 has 4 divisors (see below), whose sum is σ = 6264756. Its totient is φ = 6247024.

The previous prime is 6255859. The next prime is 6255901. The reversal of 6255889 is 9885526.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1380625 + 4875264 = 1175^2 + 2208^2 .

It is a cyclic number.

It is not a de Polignac number, because 6255889 - 2⁷ = 6255761 is a prime.

It is a super-2 number, since 2×6255889² = 78272294360642, which contains 22 as substring.

It is a Duffinian number.

6255889 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6255859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3274 + ... + 4819.

It is an arithmetic number, because the mean of its divisors is an integer number (1566189).

Almost surely, 2^6255889 is an apocalyptic number.

It is an amenable number.

6255889 is a deficient number, since it is larger than the sum of its proper divisors (8867).

6255889 is an equidigital number, since it uses as much as digits as its factorization.

6255889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8866.

The product of its digits is 172800, while the sum is 43.

The square root of 6255889 is about 2501.1775226881. The cubic root of 6255889 is about 184.2594108014.

The spelling of 6255889 in words is "six million, two hundred fifty-five thousand, eight hundred eighty-nine".