16322304 has 72 divisors (see below), whose sum is σ = 44371152. Its totient is φ = 5324800.

The previous prime is 16322303. The next prime is 16322309. The reversal of 16322304 is 40322361.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16322303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40504 + ... + 40904.

It is an arithmetic number, because the mean of its divisors is an integer number (616266).

Almost surely, 2^16322304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16322304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22185576).

16322304 is an abundant number, since it is smaller than the sum of its proper divisors (28048848).

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

16322304 is an equidigital number, since it uses as much as digits as its factorization.

16322304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 459 counting only the distinct ones).

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

The square root of 16322304 is about 4040.0871277734. The cubic root of 16322304 is about 253.6649642668.

Adding to 16322304 its reverse (40322361), we get a palindrome (56644665).

The spelling of 16322304 in words is "sixteen million, three hundred twenty-two thousand, three hundred four".