16804338 has 16 divisors (see below), whose sum is σ = 33824640. Its totient is φ = 5565456.

The previous prime is 16804309. The next prime is 16804349. The reversal of 16804338 is 83340861.

It is a junction number, because it is equal to n+sod(n) for n = 16804299 and 16804308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7978 + ... + 9861.

It is an arithmetic number, because the mean of its divisors is an integer number (2114040).

Almost surely, 2^16804338 is an apocalyptic number.

16804338 is an abundant number, since it is smaller than the sum of its proper divisors (17020302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16804338 is a wasteful number, since it uses less digits than its factorization.

16804338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18001.

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

The square root of 16804338 is about 4099.3094540422. The cubic root of 16804338 is about 256.1378753560.

The spelling of 16804338 in words is "sixteen million, eight hundred four thousand, three hundred thirty-eight".