2645164 has 12 divisors (see below), whose sum is σ = 4658584. Its totient is φ = 1314144.

The previous prime is 2645141. The next prime is 2645171. The reversal of 2645164 is 4615462.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

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, 1377 + ... + 2680.

2^2645164 is an apocalyptic number.

It is an amenable number.

2645164 is a deficient number, since it is larger than the sum of its proper divisors (2013420).

2645164 is a wasteful number, since it uses less digits than its factorization.

2645164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224 (or 4222 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 2645164 is about 1626.3960157354. The cubic root of 2645164 is about 138.2985206184.

It can be divided in two parts, 2645 and 164, that added together give a square (2809 = 53²).

The spelling of 2645164 in words is "two million, six hundred forty-five thousand, one hundred sixty-four".