16622276 has 12 divisors (see below), whose sum is σ = 31733520. Its totient is φ = 7555560.

The previous prime is 16622257. The next prime is 16622297. The reversal of 16622276 is 67222661.

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 in 3 ways as a sum of consecutive naturals, for example, 188846 + ... + 188933.

It is an arithmetic number, because the mean of its divisors is an integer number (2644460).

Almost surely, 2^16622276 is an apocalyptic number.

It is an amenable number.

16622276 is a deficient number, since it is larger than the sum of its proper divisors (15111244).

16622276 is a wasteful number, since it uses less digits than its factorization.

16622276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377794 (or 377792 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 16622276 is about 4077.0425555787. The cubic root of 16622276 is about 255.2094959173.

The spelling of 16622276 in words is "sixteen million, six hundred twenty-two thousand, two hundred seventy-six".