5256423 has 12 divisors (see below), whose sum is σ = 7689760. Its totient is φ = 3459456.

The previous prime is 5256413. The next prime is 5256463. The reversal of 5256423 is 3246525.

It is not a de Polignac number, because 5256423 - 2⁶ = 5256359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256413) 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 11 ways as a sum of consecutive naturals, for example, 2986 + ... + 4407.

Almost surely, 2^5256423 is an apocalyptic number.

5256423 is a deficient number, since it is larger than the sum of its proper divisors (2433337).

5256423 is a wasteful number, since it uses less digits than its factorization.

5256423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7478 (or 7475 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 5256423 is about 2292.6890325554. The cubic root of 5256423 is about 173.8721811978.

The spelling of 5256423 in words is "five million, two hundred fifty-six thousand, four hundred twenty-three".