16233823 has 12 divisors (see below), whose sum is σ = 17071600. Its totient is φ = 15434496.

The previous prime is 16233817. The next prime is 16233829. The reversal of 16233823 is 32833261.

It is an interprime number because it is at equal distance from previous prime (16233817) and next prime (16233829).

It is not a de Polignac number, because 16233823 - 2⁹ = 16233311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16233791 and 16233800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16233829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81478 + ... + 81676.

Almost surely, 2^16233823 is an apocalyptic number.

16233823 is a deficient number, since it is larger than the sum of its proper divisors (837777).

16233823 is an equidigital number, since it uses as much as digits as its factorization.

16233823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 325 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 16233823 is about 4029.1218646251. The cubic root of 16233823 is about 253.2057723836.

The spelling of 16233823 in words is "sixteen million, two hundred thirty-three thousand, eight hundred twenty-three".