16066923 has 8 divisors (see below), whose sum is σ = 21443136. Its totient is φ = 10701000.

The previous prime is 16066901. The next prime is 16066931. The reversal of 16066923 is 32966061.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16066923 - 2⁶ = 16066859 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (16066943) 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, 2508 + ... + 6198.

It is an arithmetic number, because the mean of its divisors is an integer number (2680392).

Almost surely, 2^16066923 is an apocalyptic number.

16066923 is a deficient number, since it is larger than the sum of its proper divisors (5376213).

16066923 is a wasteful number, since it uses less digits than its factorization.

16066923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5145.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 16066923 is about 4008.3566458089. The cubic root of 16066923 is about 252.3350450233.

The spelling of 16066923 in words is "sixteen million, sixty-six thousand, nine hundred twenty-three".