16194147 has 8 divisors (see below), whose sum is σ = 21672960. Its totient is φ = 10755720.

The previous prime is 16194133. The next prime is 16194161. The reversal of 16194147 is 74149161.

It is an interprime number because it is at equal distance from previous prime (16194133) and next prime (16194161).

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

It is not a de Polignac number, because 16194147 - 2¹⁰ = 16193123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16194107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9147 + ... + 10772.

It is an arithmetic number, because the mean of its divisors is an integer number (2709120).

Almost surely, 2^16194147 is an apocalyptic number.

16194147 is a deficient number, since it is larger than the sum of its proper divisors (5478813).

16194147 is a wasteful number, since it uses less digits than its factorization.

16194147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20193.

The product of its digits is 6048, while the sum is 33.

The square root of 16194147 is about 4024.1951990429. The cubic root of 16194147 is about 252.9993230101. Note that the first 3 decimals are identical.

The spelling of 16194147 in words is "sixteen million, one hundred ninety-four thousand, one hundred forty-seven".