16894238 has 4 divisors (see below), whose sum is σ = 25341360. Its totient is φ = 8447118.

The previous prime is 16894231. The next prime is 16894271. The reversal of 16894238 is 83249861.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 16894195 and 16894204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16894231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4223558 + ... + 4223561.

It is an arithmetic number, because the mean of its divisors is an integer number (6335340).

Almost surely, 2^16894238 is an apocalyptic number.

16894238 is a deficient number, since it is larger than the sum of its proper divisors (8447122).

16894238 is an equidigital number, since it uses as much as digits as its factorization.

16894238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8447121.

The product of its digits is 82944, while the sum is 41.

The square root of 16894238 is about 4110.2600890941. The cubic root of 16894238 is about 256.5938261472.

The spelling of 16894238 in words is "sixteen million, eight hundred ninety-four thousand, two hundred thirty-eight".