5256587 has 16 divisors (see below), whose sum is σ = 6423552. Its totient is φ = 4199040.

The previous prime is 5256583. The next prime is 5256599. The reversal of 5256587 is 7856525.

It is a cyclic number.

It is not a de Polignac number, because 5256587 - 2² = 5256583 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 5256587.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19262 + ... + 19532.

It is an arithmetic number, because the mean of its divisors is an integer number (401472).

Almost surely, 2^5256587 is an apocalyptic number.

5256587 is a deficient number, since it is larger than the sum of its proper divisors (1166965).

5256587 is a wasteful number, since it uses less digits than its factorization.

5256587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458.

The product of its digits is 84000, while the sum is 38.

The square root of 5256587 is about 2292.7247981387. The cubic root of 5256587 is about 173.8739894453.

The spelling of 5256587 in words is "five million, two hundred fifty-six thousand, five hundred eighty-seven".