5255249 has 4 divisors (see below), whose sum is σ = 5264436. Its totient is φ = 5246064.

The previous prime is 5255233. The next prime is 5255251. The reversal of 5255249 is 9425525.

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 555025 + 4700224 = 745^2 + 2168^2 .

It is a cyclic number.

It is not a de Polignac number, because 5255249 - 2⁴ = 5255233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5255209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3674 + ... + 4899.

It is an arithmetic number, because the mean of its divisors is an integer number (1316109).

Almost surely, 2^5255249 is an apocalyptic number.

It is an amenable number.

5255249 is a deficient number, since it is larger than the sum of its proper divisors (9187).

5255249 is an equidigital number, since it uses as much as digits as its factorization.

5255249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9186.

The product of its digits is 18000, while the sum is 32.

The square root of 5255249 is about 2292.4329870249. The cubic root of 5255249 is about 173.8592356935.

The spelling of 5255249 in words is "five million, two hundred fifty-five thousand, two hundred forty-nine".