16823432 has 16 divisors (see below), whose sum is σ = 32015760. Its totient is φ = 8285904.

The previous prime is 16823399. The next prime is 16823447. The reversal of 16823432 is 23432861.

It is a junction number, because it is equal to n+sod(n) for n = 16823395 and 16823404.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 15158 + ... + 16229.

It is an arithmetic number, because the mean of its divisors is an integer number (2000985).

Almost surely, 2^16823432 is an apocalyptic number.

It is an amenable number.

16823432 is a deficient number, since it is larger than the sum of its proper divisors (15192328).

16823432 is a wasteful number, since it uses less digits than its factorization.

16823432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31460 (or 31456 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 16823432 is about 4101.6377216912. The cubic root of 16823432 is about 256.2348512163.

The spelling of 16823432 in words is "sixteen million, eight hundred twenty-three thousand, four hundred thirty-two".