5256990 has 24 divisors (see below), whose sum is σ = 13668408. Its totient is φ = 1401840.

The previous prime is 5256989. The next prime is 5257003. The reversal of 5256990 is 996525.

5256990 is a `hidden beast` number, since 5 + 2 + 569 + 90 = 666.

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, 29116 + ... + 29295.

It is an arithmetic number, because the mean of its divisors is an integer number (569517).

Almost surely, 2^5256990 is an apocalyptic number.

5256990 is an abundant number, since it is smaller than the sum of its proper divisors (8411418).

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

5256990 is a wasteful number, since it uses less digits than its factorization.

5256990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58424 (or 58421 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 5256990 is about 2292.8126831471. The cubic root of 5256990 is about 173.8784327230.

The spelling of 5256990 in words is "five million, two hundred fifty-six thousand, nine hundred ninety".