5525239 has 2 divisors, whose sum is σ = 5525240. Its totient is φ = 5525238.

The previous prime is 5525231. The next prime is 5525251. The reversal of 5525239 is 9325255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5525239 - 2³ = 5525231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5525239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5525231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2762619 + 2762620.

It is an arithmetic number, because the mean of its divisors is an integer number (2762620).

Almost surely, 2^5525239 is an apocalyptic number.

5525239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5525239 is an equidigital number, since it uses as much as digits as its factorization.

5525239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13500, while the sum is 31.

The square root of 5525239 is about 2350.5826937166. The cubic root of 5525239 is about 176.7870122623.

The spelling of 5525239 in words is "five million, five hundred twenty-five thousand, two hundred thirty-nine".