2164332 has 12 divisors (see below), whose sum is σ = 5050136. Its totient is φ = 721440.

The previous prime is 2164313. The next prime is 2164367. The reversal of 2164332 is 2334612.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2164299 and 2164308.

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, 90169 + ... + 90192.

2^2164332 is an apocalyptic number.

It is an amenable number.

2164332 is an abundant number, since it is smaller than the sum of its proper divisors (2885804).

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

2164332 is a wasteful number, since it uses less digits than its factorization.

2164332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180368 (or 180366 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 2164332 is about 1471.1668838035. The cubic root of 2164332 is about 129.3524404642.

Adding to 2164332 its reverse (2334612), we get a palindrome (4498944).

The spelling of 2164332 in words is "two million, one hundred sixty-four thousand, three hundred thirty-two".