16094221 has 16 divisors (see below), whose sum is σ = 19027008. Its totient is φ = 13420800.

The previous prime is 16094219. The next prime is 16094231. The reversal of 16094221 is 12249061.

16094221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 16094221 - 2¹ = 16094219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16094201) 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, 34230 + ... + 34696.

It is an arithmetic number, because the mean of its divisors is an integer number (1189188).

Almost surely, 2^16094221 is an apocalyptic number.

16094221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16094221 is a deficient number, since it is larger than the sum of its proper divisors (2932787).

16094221 is a wasteful number, since it uses less digits than its factorization.

16094221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 16094221 is about 4011.7603368098. The cubic root of 16094221 is about 252.4778714719.

The spelling of 16094221 in words is "sixteen million, ninety-four thousand, two hundred twenty-one".