2597965 has 32 divisors (see below), whose sum is σ = 3628800. Its totient is φ = 1774080.

The previous prime is 2597963. The next prime is 2597971. The reversal of 2597965 is 5697952.

It is a happy number.

2597965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2597965 - 2¹ = 2597963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2597963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63345 + ... + 63385.

It is an arithmetic number, because the mean of its divisors is an integer number (113400).

2^2597965 is an apocalyptic number.

It is an amenable number.

2597965 is a deficient number, since it is larger than the sum of its proper divisors (1030835).

2597965 is a wasteful number, since it uses less digits than its factorization.

2597965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117.

The product of its digits is 170100, while the sum is 43.

The square root of 2597965 is about 1611.8203994242. The cubic root of 2597965 is about 137.4710021494.

The spelling of 2597965 in words is "two million, five hundred ninety-seven thousand, nine hundred sixty-five".