5256558 has 24 divisors (see below), whose sum is σ = 11885328. Its totient is φ = 1675872.

The previous prime is 5256547. The next prime is 5256583. The reversal of 5256558 is 8556525.

5256558 is a `hidden beast` number, since 52 + 56 + 558 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5935 + ... + 6762.

It is an arithmetic number, because the mean of its divisors is an integer number (495222).

Almost surely, 2^5256558 is an apocalyptic number.

5256558 is an abundant number, since it is smaller than the sum of its proper divisors (6628770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5256558 is a wasteful number, since it uses less digits than its factorization.

5256558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12728 (or 12725 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 5256558 is about 2292.7184737774. The cubic root of 5256558 is about 173.8736696970.

The spelling of 5256558 in words is "five million, two hundred fifty-six thousand, five hundred fifty-eight".