16322164 has 6 divisors (see below), whose sum is σ = 28563794. Its totient is φ = 8161080.

The previous prime is 16322161. The next prime is 16322171. The reversal of 16322164 is 46122361.

It can be written as a sum of positive squares in only one way, i.e., 16080100 + 242064 = 4010^2 + 492^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16322161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2040267 + ... + 2040274.

Almost surely, 2^16322164 is an apocalyptic number.

It is an amenable number.

16322164 is a deficient number, since it is larger than the sum of its proper divisors (12241630).

16322164 is a wasteful number, since it uses less digits than its factorization.

16322164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4080545 (or 4080543 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 16322164 is about 4040.0698013772. The cubic root of 16322164 is about 253.6642390180.

The spelling of 16322164 in words is "sixteen million, three hundred twenty-two thousand, one hundred sixty-four".