16694227 has 16 divisors (see below), whose sum is σ = 19180800. Its totient is φ = 14388640.

The previous prime is 16694203. The next prime is 16694231. The reversal of 16694227 is 72249661.

It is not a de Polignac number, because 16694227 - 2¹⁹ = 16169939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16694627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18378 + ... + 19264.

It is an arithmetic number, because the mean of its divisors is an integer number (1198800).

Almost surely, 2^16694227 is an apocalyptic number.

16694227 is a deficient number, since it is larger than the sum of its proper divisors (2486573).

16694227 is a wasteful number, since it uses less digits than its factorization.

16694227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986.

The product of its digits is 36288, while the sum is 37.

The square root of 16694227 is about 4085.8569480588. The cubic root of 16694227 is about 255.5771982161.

The spelling of 16694227 in words is "sixteen million, six hundred ninety-four thousand, two hundred twenty-seven".