2543164 has 12 divisors (see below), whose sum is σ = 4792984. Its totient is φ = 1173744.

The previous prime is 2543159. The next prime is 2543171. The reversal of 2543164 is 4613452.

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, 24402 + ... + 24505.

2^2543164 is an apocalyptic number.

It is an amenable number.

2543164 is a deficient number, since it is larger than the sum of its proper divisors (2249820).

2543164 is a wasteful number, since it uses less digits than its factorization.

2543164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48924 (or 48922 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 2543164 is about 1594.7300712033. The cubic root of 2543164 is about 136.4975288814.

The spelling of 2543164 in words is "two million, five hundred forty-three thousand, one hundred sixty-four".