5256603 has 24 divisors (see below), whose sum is σ = 8565200. Its totient is φ = 3183840.

The previous prime is 5256599. The next prime is 5256613. The reversal of 5256603 is 3066525.

5256603 is a `hidden beast` number, since 5 + 2 + 56 + 603 = 666.

It is not a de Polignac number, because 5256603 - 2² = 5256599 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian 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 23 ways as a sum of consecutive naturals, for example, 2463 + ... + 4071.

Almost surely, 2^5256603 is an apocalyptic number.

5256603 is a deficient number, since it is larger than the sum of its proper divisors (3308597).

5256603 is a wasteful number, since it uses less digits than its factorization.

5256603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640 (or 1623 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 5256603 is about 2292.7282874340. The cubic root of 5256603 is about 173.8741658577.

The spelling of 5256603 in words is "five million, two hundred fifty-six thousand, six hundred three".