16320422 has 4 divisors (see below), whose sum is σ = 24480636. Its totient is φ = 8160210.

The previous prime is 16320413. The next prime is 16320431. The reversal of 16320422 is 22402361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22402361 = 2729 ⋅8209.

It is an interprime number because it is at equal distance from previous prime (16320413) and next prime (16320431).

It is a junction number, because it is equal to n+sod(n) for n = 16320394 and 16320403.

It is a congruent number.

It is an unprimeable number.

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, 4080104 + ... + 4080107.

It is an arithmetic number, because the mean of its divisors is an integer number (6120159).

Almost surely, 2^16320422 is an apocalyptic number.

16320422 is a deficient number, since it is larger than the sum of its proper divisors (8160214).

16320422 is an equidigital number, since it uses as much as digits as its factorization.

16320422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8160213.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 16320422 is about 4039.8542052901. The cubic root of 16320422 is about 253.6552145033.

Adding to 16320422 its reverse (22402361), we get a palindrome (38722783).

The spelling of 16320422 in words is "sixteen million, three hundred twenty thousand, four hundred twenty-two".