16604897 has 8 divisors (see below), whose sum is σ = 17262336. Its totient is φ = 15958512.

The previous prime is 16604893. The next prime is 16604911. The reversal of 16604897 is 79840661.

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 16604897 - 2² = 16604893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16604893) 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, 368 + ... + 5774.

It is an arithmetic number, because the mean of its divisors is an integer number (2157792).

Almost surely, 2^16604897 is an apocalyptic number.

It is an amenable number.

16604897 is a deficient number, since it is larger than the sum of its proper divisors (657439).

16604897 is an equidigital number, since it uses as much as digits as its factorization.

16604897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5527.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 16604897 is about 4074.9106738676. The cubic root of 16604897 is about 255.1205222922.

The spelling of 16604897 in words is "sixteen million, six hundred four thousand, eight hundred ninety-seven".