5624257 has 4 divisors (see below), whose sum is σ = 5761476. Its totient is φ = 5487040.

The previous prime is 5624251. The next prime is 5624273. The reversal of 5624257 is 7524265.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1560001 + 4064256 = 1249^2 + 2016^2 .

It is a cyclic number.

It is not a de Polignac number, because 5624257 - 2³ = 5624249 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5624251) 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 3 ways as a sum of consecutive naturals, for example, 68548 + ... + 68629.

It is an arithmetic number, because the mean of its divisors is an integer number (1440369).

Almost surely, 2^5624257 is an apocalyptic number.

It is an amenable number.

5624257 is a deficient number, since it is larger than the sum of its proper divisors (137219).

5624257 is a wasteful number, since it uses less digits than its factorization.

5624257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137218.

The product of its digits is 16800, while the sum is 31.

The square root of 5624257 is about 2371.5516018000. The cubic root of 5624257 is about 177.8368344450.

The spelling of 5624257 in words is "five million, six hundred twenty-four thousand, two hundred fifty-seven".