2597245 has 12 divisors (see below), whose sum is σ = 3625884. Its totient is φ = 1780800.

The previous prime is 2597237. The next prime is 2597263. The reversal of 2597245 is 5427952.

It can be written as a sum of positive squares in 2 ways, for example, as 1623076 + 974169 = 1274^2 + 987^2 .

It is not a de Polignac number, because 2597245 - 2³ = 2597237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2597245.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5056 + ... + 5545.

It is an arithmetic number, because the mean of its divisors is an integer number (302157).

2^2597245 is an apocalyptic number.

It is an amenable number.

2597245 is a deficient number, since it is larger than the sum of its proper divisors (1028639).

2597245 is a wasteful number, since it uses less digits than its factorization.

2597245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10620 (or 10613 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 2597245 is about 1611.5970340007. The cubic root of 2597245 is about 137.4583014052.

The spelling of 2597245 in words is "two million, five hundred ninety-seven thousand, two hundred forty-five".