2595864 has 16 divisors (see below), whose sum is σ = 6489720. Its totient is φ = 865280.

The previous prime is 2595851. The next prime is 2595871. The reversal of 2595864 is 4685952.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54057 + ... + 54104.

2^2595864 is an apocalyptic number.

2595864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2595864 is an abundant number, since it is smaller than the sum of its proper divisors (3893856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2595864 is a wasteful number, since it uses less digits than its factorization.

2595864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108170 (or 108166 counting only the distinct ones).

The product of its digits is 86400, while the sum is 39.

The square root of 2595864 is about 1611.1685200500. The cubic root of 2595864 is about 137.4339341020.

The spelling of 2595864 in words is "two million, five hundred ninety-five thousand, eight hundred sixty-four".