16704499 has 8 divisors (see below), whose sum is σ = 19306080. Its totient is φ = 14156736.

The previous prime is 16704473. The next prime is 16704503. The reversal of 16704499 is 99440761.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16704499 - 2¹⁵ = 16671731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16704419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12784 + ... + 14029.

It is an arithmetic number, because the mean of its divisors is an integer number (2413260).

Almost surely, 2^16704499 is an apocalyptic number.

16704499 is a deficient number, since it is larger than the sum of its proper divisors (2601581).

16704499 is an equidigital number, since it uses as much as digits as its factorization.

16704499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26909.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 16704499 is about 4087.1137738018. The cubic root of 16704499 is about 255.6296065669.

The spelling of 16704499 in words is "sixteen million, seven hundred four thousand, four hundred ninety-nine".