16228383 has 4 divisors (see below), whose sum is σ = 21637848. Its totient is φ = 10818920.

The previous prime is 16228361. The next prime is 16228397. The reversal of 16228383 is 38382261.

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

It is a cyclic number.

It is not a de Polignac number, because 16228383 - 2¹⁰ = 16227359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16228343) 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, 2704728 + ... + 2704733.

It is an arithmetic number, because the mean of its divisors is an integer number (5409462).

Almost surely, 2^16228383 is an apocalyptic number.

16228383 is a deficient number, since it is larger than the sum of its proper divisors (5409465).

16228383 is an equidigital number, since it uses as much as digits as its factorization.

16228383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5409464.

The product of its digits is 13824, while the sum is 33.

The square root of 16228383 is about 4028.4467229939. The cubic root of 16228383 is about 253.1774859002.

The spelling of 16228383 in words is "sixteen million, two hundred twenty-eight thousand, three hundred eighty-three".