16622322 has 8 divisors (see below), whose sum is σ = 33244656. Its totient is φ = 5540772.

The previous prime is 16622303. The next prime is 16622329. The reversal of 16622322 is 22322661.

It is a sphenic number, since it is the product of 3 distinct primes.

16622322 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 16622292 and 16622301.

It is not an unprimeable number, because it can be changed into a prime (16622329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1385188 + ... + 1385199.

It is an arithmetic number, because the mean of its divisors is an integer number (4155582).

Almost surely, 2^16622322 is an apocalyptic number.

16622322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16622322 is a wasteful number, since it uses less digits than its factorization.

16622322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2770392.

The product of its digits is 1728, while the sum is 24.

The square root of 16622322 is about 4077.0481969189. The cubic root of 16622322 is about 255.2097313369.

Adding to 16622322 its reverse (22322661), we get a palindrome (38944983).

The spelling of 16622322 in words is "sixteen million, six hundred twenty-two thousand, three hundred twenty-two".