5255559 has 12 divisors (see below), whose sum is σ = 7611552. Its totient is φ = 3494400.

The previous prime is 5255531. The next prime is 5255561. The reversal of 5255559 is 9555525.

5255559 is a `hidden beast` number, since 52 + 55 + 559 = 666.

It is not a de Polignac number, because 5255559 - 2⁵ = 5255527 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5255059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5314 + ... + 6224.

It is an arithmetic number, because the mean of its divisors is an integer number (634296).

Almost surely, 2^5255559 is an apocalyptic number.

5255559 is a deficient number, since it is larger than the sum of its proper divisors (2355993).

5255559 is a wasteful number, since it uses less digits than its factorization.

5255559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558 (or 1555 counting only the distinct ones).

The product of its digits is 56250, while the sum is 36.

The square root of 5255559 is about 2292.5005997818. The cubic root of 5255559 is about 173.8626541997.

It can be divided in two parts, 525 and 5559, that added together give a square (6084 = 78²).

The spelling of 5255559 in words is "five million, two hundred fifty-five thousand, five hundred fifty-nine".