16704104 has 8 divisors (see below), whose sum is σ = 31320210. Its totient is φ = 8352048.

The previous prime is 16704089. The next prime is 16704109. The reversal of 16704104 is 40140761.

It can be written as a sum of positive squares in only one way, i.e., 9424900 + 7279204 = 3070^2 + 2698^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 16704104.

It is not an unprimeable number, because it can be changed into a prime (16704109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043999 + ... + 1044014.

Almost surely, 2^16704104 is an apocalyptic number.

It is an amenable number.

16704104 is a deficient number, since it is larger than the sum of its proper divisors (14616106).

16704104 is a wasteful number, since it uses less digits than its factorization.

16704104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088019 (or 2088015 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 16704104 is about 4087.0654509073. The cubic root of 16704104 is about 255.6275916508.

Adding to 16704104 its reverse (40140761), we get a palindrome (56844865).

The spelling of 16704104 in words is "sixteen million, seven hundred four thousand, one hundred four".