16704530 has 16 divisors (see below), whose sum is σ = 30120984. Its totient is φ = 6670080.

The previous prime is 16704529. The next prime is 16704563. The reversal of 16704530 is 3540761.

It can be written as a sum of positive squares in 4 ways, for example, as 10349089 + 6355441 = 3217^2 + 2521^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16704530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6650 + ... + 8810.

Almost surely, 2^16704530 is an apocalyptic number.

16704530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16704530 is a deficient number, since it is larger than the sum of its proper divisors (13416454).

16704530 is a wasteful number, since it uses less digits than its factorization.

16704530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2941.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 16704530 is about 4087.1175662073. The cubic root of 16704530 is about 255.6297646982.

The spelling of 16704530 in words is "sixteen million, seven hundred four thousand, five hundred thirty".