16894224 has 40 divisors (see below), whose sum is σ = 48493920. Its totient is φ = 5631264.

The previous prime is 16894223. The next prime is 16894231. The reversal of 16894224 is 42249861.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (16894223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19122 + ... + 19985.

It is an arithmetic number, because the mean of its divisors is an integer number (1212348).

Almost surely, 2^16894224 is an apocalyptic number.

It is an amenable number.

16894224 is an abundant number, since it is smaller than the sum of its proper divisors (31599696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16894224 is a wasteful number, since it uses less digits than its factorization.

16894224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39124 (or 39112 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 16894224 is about 4110.2583860385. The cubic root of 16894224 is about 256.5937552687.

The spelling of 16894224 in words is "sixteen million, eight hundred ninety-four thousand, two hundred twenty-four".