16604134 has 16 divisors (see below), whose sum is σ = 25482240. Its totient is φ = 8111880.

The previous prime is 16604123. The next prime is 16604167. The reversal of 16604134 is 43140661.

It is a junction number, because it is equal to n+sod(n) for n = 16604099 and 16604108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25999 + ... + 26629.

It is an arithmetic number, because the mean of its divisors is an integer number (1592640).

Almost surely, 2^16604134 is an apocalyptic number.

16604134 is a deficient number, since it is larger than the sum of its proper divisors (8878106).

16604134 is a wasteful number, since it uses less digits than its factorization.

16604134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 16604134 is about 4074.8170511079. The cubic root of 16604134 is about 255.1166146108.

Adding to 16604134 its reverse (43140661), we get a palindrome (59744795).

The spelling of 16604134 in words is "sixteen million, six hundred four thousand, one hundred thirty-four".