2597249 has 4 divisors (see below), whose sum is σ = 2612436. Its totient is φ = 2582064.

The previous prime is 2597237. The next prime is 2597263. The reversal of 2597249 is 9427952.

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 2155024 + 442225 = 1468^2 + 665^2 .

It is a cyclic number.

It is not a de Polignac number, because 2597249 - 2⁴ = 2597233 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2597279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7334 + ... + 7679.

It is an arithmetic number, because the mean of its divisors is an integer number (653109).

2^2597249 is an apocalyptic number.

It is an amenable number.

2597249 is a deficient number, since it is larger than the sum of its proper divisors (15187).

2597249 is a wasteful number, since it uses less digits than its factorization.

2597249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15186.

The product of its digits is 45360, while the sum is 38.

The square root of 2597249 is about 1611.5982750053. The cubic root of 2597249 is about 137.4583719714.

The spelling of 2597249 in words is "two million, five hundred ninety-seven thousand, two hundred forty-nine".