16233856 has 16 divisors (see below), whose sum is σ = 32341140. Its totient is φ = 8116864.

The previous prime is 16233851. The next prime is 16233857. The reversal of 16233856 is 65833261.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16233851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63286 + ... + 63541.

Almost surely, 2^16233856 is an apocalyptic number.

16233856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16233856 is a deficient number, since it is larger than the sum of its proper divisors (16107284).

16233856 is an equidigital number, since it uses as much as digits as its factorization.

16233856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126841 (or 126829 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 16233856 is about 4029.1259598082. The cubic root of 16233856 is about 253.2059439551.

The spelling of 16233856 in words is "sixteen million, two hundred thirty-three thousand, eight hundred fifty-six".