5256605 has 16 divisors (see below), whose sum is σ = 6514560. Its totient is φ = 4070208.

The previous prime is 5256599. The next prime is 5256613. The reversal of 5256605 is 5066525.

It is a cyclic number.

It is not a de Polignac number, because 5256605 - 2¹⁸ = 4994461 is a prime.

It is a super-2 number, since 2×5256605² = 55263792252050, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 30299 + ... + 30471.

It is an arithmetic number, because the mean of its divisors is an integer number (407160).

Almost surely, 2^5256605 is an apocalyptic number.

It is an amenable number.

5256605 is a deficient number, since it is larger than the sum of its proper divisors (1257955).

5256605 is a wasteful number, since it uses less digits than its factorization.

5256605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 5256605 is about 2292.7287235955. The cubic root of 5256605 is about 173.8741879092.

The spelling of 5256605 in words is "five million, two hundred fifty-six thousand, six hundred five".