2045597 has 16 divisors (see below), whose sum is σ = 2334720. Its totient is φ = 1782000.

The previous prime is 2045591. The next prime is 2045599. The reversal of 2045597 is 7955402.

It is a cyclic number.

It is not a de Polignac number, because 2045597 - 2²⁰ = 997021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13472 + ... + 13622.

It is an arithmetic number, because the mean of its divisors is an integer number (145920).

2^2045597 is an apocalyptic number.

It is an amenable number.

2045597 is a deficient number, since it is larger than the sum of its proper divisors (289123).

2045597 is a wasteful number, since it uses less digits than its factorization.

2045597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 2045597 is about 1430.2436855305. The cubic root of 2045597 is about 126.9423964281.

The spelling of 2045597 in words is "two million, forty-five thousand, five hundred ninety-seven".