16007966 has 16 divisors (see below), whose sum is σ = 26694528. Its totient is φ = 7149600.

The previous prime is 16007947. The next prime is 16007983. The reversal of 16007966 is 66970061.

It is a happy number.

16007966 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

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, 9125 + ... + 10736.

It is an arithmetic number, because the mean of its divisors is an integer number (1668408).

Almost surely, 2^16007966 is an apocalyptic number.

16007966 is a deficient number, since it is larger than the sum of its proper divisors (10686562).

16007966 is a wasteful number, since it uses less digits than its factorization.

16007966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19907.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 16007966 is about 4000.9956260911. The cubic root of 16007966 is about 252.0260219202.

Adding to 16007966 its sum of digits (35), we get a square (16008001 = 4001²).

The spelling of 16007966 in words is "sixteen million, seven thousand, nine hundred sixty-six".