2117164 has 24 divisors (see below), whose sum is σ = 4290048. Its totient is φ = 895440.

The previous prime is 2117147. The next prime is 2117179. The reversal of 2117164 is 4617112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1869 + ... + 2779.

It is an arithmetic number, because the mean of its divisors is an integer number (178752).

2^2117164 is an apocalyptic number.

It is an amenable number.

2117164 is an abundant number, since it is smaller than the sum of its proper divisors (2172884).

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

2117164 is a wasteful number, since it uses less digits than its factorization.

2117164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005 (or 1003 counting only the distinct ones).

The product of its digits is 336, while the sum is 22.

The square root of 2117164 is about 1455.0477655390. The cubic root of 2117164 is about 128.4058569482.

The spelling of 2117164 in words is "two million, one hundred seventeen thousand, one hundred sixty-four".