5256615 has 32 divisors (see below), whose sum is σ = 10354176. Its totient is φ = 2217600.

The previous prime is 5256613. The next prime is 5256623. The reversal of 5256615 is 5166525.

It is not a de Polignac number, because 5256615 - 2¹ = 5256613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256613) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 561 + ... + 3290.

It is an arithmetic number, because the mean of its divisors is an integer number (323568).

Almost surely, 2^5256615 is an apocalyptic number.

5256615 is a deficient number, since it is larger than the sum of its proper divisors (5097561).

5256615 is a wasteful number, since it uses less digits than its factorization.

5256615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3879.

The product of its digits is 9000, while the sum is 30.

The square root of 5256615 is about 2292.7309044020. The cubic root of 5256615 is about 173.8742981668.

It can be divided in two parts, 525 and 6615, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 5256615 in words is "five million, two hundred fifty-six thousand, six hundred fifteen".