16660146 has 16 divisors (see below), whose sum is σ = 33495264. Its totient is φ = 5524224.

The previous prime is 16660109. The next prime is 16660151. The reversal of 16660146 is 64106661.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6036 + ... + 8351.

It is an arithmetic number, because the mean of its divisors is an integer number (2093454).

Almost surely, 2^16660146 is an apocalyptic number.

16660146 is an abundant number, since it is smaller than the sum of its proper divisors (16835118).

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

16660146 is a wasteful number, since it uses less digits than its factorization.

16660146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14585.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 16660146 is about 4081.6842112050. The cubic root of 16660146 is about 255.4031607967.

The spelling of 16660146 in words is "sixteen million, six hundred sixty thousand, one hundred forty-six".