16066890 has 64 divisors (see below), whose sum is σ = 48971520. Its totient is φ = 3672000.

The previous prime is 16066889. The next prime is 16066901. The reversal of 16066890 is 9866061.

16066890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2361 + ... + 6140.

It is an arithmetic number, because the mean of its divisors is an integer number (765180).

Almost surely, 2^16066890 is an apocalyptic number.

16066890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16066890 is an abundant number, since it is smaller than the sum of its proper divisors (32904630).

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

16066890 is a wasteful number, since it uses less digits than its factorization.

16066890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8524 (or 8518 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 16066890 is about 4008.3525294066. The cubic root of 16066890 is about 252.3348722654.

The spelling of 16066890 in words is "sixteen million, sixty-six thousand, eight hundred ninety".