16804323 has 6 divisors (see below), whose sum is σ = 24272924. Its totient is φ = 11202876.

The previous prime is 16804309. The next prime is 16804349. The reversal of 16804323 is 32340861.

It is a happy number.

It is not a de Polignac number, because 16804323 - 2²¹ = 14707171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16804363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 933565 + ... + 933582.

Almost surely, 2^16804323 is an apocalyptic number.

16804323 is a deficient number, since it is larger than the sum of its proper divisors (7468601).

16804323 is a wasteful number, since it uses less digits than its factorization.

16804323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867153 (or 1867150 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 16804323 is about 4099.3076244654. The cubic root of 16804323 is about 256.1377991442.

The spelling of 16804323 in words is "sixteen million, eight hundred four thousand, three hundred twenty-three".