16394194 has 8 divisors (see below), whose sum is σ = 24928380. Its totient is φ = 8084736.

The previous prime is 16394179. The next prime is 16394227. The reversal of 16394194 is 49149361.

It can be written as a sum of positive squares in 2 ways, for example, as 13875625 + 2518569 = 3725^2 + 1587^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55999 + ... + 56290.

Almost surely, 2^16394194 is an apocalyptic number.

16394194 is a deficient number, since it is larger than the sum of its proper divisors (8534186).

16394194 is a wasteful number, since it uses less digits than its factorization.

16394194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112364.

The product of its digits is 23328, while the sum is 37.

The square root of 16394194 is about 4048.9744380522. The cubic root of 16394194 is about 254.0368330655.

The spelling of 16394194 in words is "sixteen million, three hundred ninety-four thousand, one hundred ninety-four".