16204668 has 24 divisors (see below), whose sum is σ = 38833872. Its totient is φ = 5255424.

The previous prime is 16204667. The next prime is 16204693. The reversal of 16204668 is 86640261.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16204667) 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, 17805 + ... + 18692.

It is an arithmetic number, because the mean of its divisors is an integer number (1618078).

Almost surely, 2^16204668 is an apocalyptic number.

It is an amenable number.

16204668 is an abundant number, since it is smaller than the sum of its proper divisors (22629204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16204668 is a wasteful number, since it uses less digits than its factorization.

16204668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36541 (or 36539 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 16204668 is about 4025.5022046945. The cubic root of 16204668 is about 253.0541006126.

The spelling of 16204668 in words is "sixteen million, two hundred four thousand, six hundred sixty-eight".