2166732 has 36 divisors (see below), whose sum is σ = 5529160. Its totient is φ = 715392.

The previous prime is 2166721. The next prime is 2166763. The reversal of 2166732 is 2376612.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 2166696 and 2166705.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4788 + ... + 5220.

2^2166732 is an apocalyptic number.

It is an amenable number.

2166732 is an abundant number, since it is smaller than the sum of its proper divisors (3362428).

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

2166732 is a wasteful number, since it uses less digits than its factorization.

2166732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582 (or 577 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 2166732 is about 1471.9823368505. The cubic root of 2166732 is about 129.4002352231.

The spelling of 2166732 in words is "two million, one hundred sixty-six thousand, seven hundred thirty-two".