16243922 has 8 divisors (see below), whose sum is σ = 24421500. Its totient is φ = 8103424.

The previous prime is 16243921. The next prime is 16243933. The reversal of 16243922 is 22934261.

It can be written as a sum of positive squares in 2 ways, for example, as 14830201 + 1413721 = 3851^2 + 1189^2 .

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

It is a zygodrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (16243921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8147 + ... + 9942.

Almost surely, 2^16243922 is an apocalyptic number.

16243922 is a deficient number, since it is larger than the sum of its proper divisors (8177578).

16243922 is a wasteful number, since it uses less digits than its factorization.

16243922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18540.

The product of its digits is 5184, while the sum is 29.

The square root of 16243922 is about 4030.3749205254. The cubic root of 16243922 is about 253.2582676177.

The spelling of 16243922 in words is "sixteen million, two hundred forty-three thousand, nine hundred twenty-two".