16704396 has 18 divisors (see below), whose sum is σ = 42225092. Its totient is φ = 5568120.

The previous prime is 16704367. The next prime is 16704397. The reversal of 16704396 is 69340761.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 464011 = 16704396 / (1 + 6 + 7 + 0 + 4 + 3 + 9 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 16704396.

It is not an unprimeable number, because it can be changed into a prime (16704397) 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, 231970 + ... + 232041.

Almost surely, 2^16704396 is an apocalyptic number.

It is an amenable number.

16704396 is an abundant number, since it is smaller than the sum of its proper divisors (25520696).

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

16704396 is a wasteful number, since it uses less digits than its factorization.

16704396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464021 (or 464016 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 16704396 is about 4087.1011732033. The cubic root of 16704396 is about 255.6290811614.

The spelling of 16704396 in words is "sixteen million, seven hundred four thousand, three hundred ninety-six".