2552249 has 4 divisors (see below), whose sum is σ = 2916864. Its totient is φ = 2187636.

The previous prime is 2552239. The next prime is 2552279. The reversal of 2552249 is 9422552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2552249 - 2⁴ = 2552233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2552219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182297 + ... + 182310.

It is an arithmetic number, because the mean of its divisors is an integer number (729216).

2^2552249 is an apocalyptic number.

It is an amenable number.

2552249 is a deficient number, since it is larger than the sum of its proper divisors (364615).

2552249 is an equidigital number, since it uses as much as digits as its factorization.

2552249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364614.

The product of its digits is 7200, while the sum is 29.

The square root of 2552249 is about 1597.5759762841. The cubic root of 2552249 is about 136.6598734147.

The spelling of 2552249 in words is "two million, five hundred fifty-two thousand, two hundred forty-nine".