2164732 has 12 divisors (see below), whose sum is σ = 3860136. Its totient is φ = 1061840.

The previous prime is 2164681. The next prime is 2164739. The reversal of 2164732 is 2374612.

2164732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2164697 and 2164706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2164739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4894 + ... + 5317.

It is an arithmetic number, because the mean of its divisors is an integer number (321678).

2^2164732 is an apocalyptic number.

It is an amenable number.

2164732 is a deficient number, since it is larger than the sum of its proper divisors (1695404).

2164732 is a wasteful number, since it uses less digits than its factorization.

2164732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10268 (or 10266 counting only the distinct ones).

The product of its digits is 2016, while the sum is 25.

The square root of 2164732 is about 1471.3028240305. The cubic root of 2164732 is about 129.3604087102.

The spelling of 2164732 in words is "two million, one hundred sixty-four thousand, seven hundred thirty-two".