3169966 has 4 divisors (see below), whose sum is σ = 4754952. Its totient is φ = 1584982.

The previous prime is 3169963. The next prime is 3169981. The reversal of 3169966 is 6699613.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3169963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 792490 + ... + 792493.

It is an arithmetic number, because the mean of its divisors is an integer number (1188738).

Almost surely, 2^3169966 is an apocalyptic number.

3169966 is a deficient number, since it is larger than the sum of its proper divisors (1584986).

3169966 is a wasteful number, since it uses less digits than its factorization.

3169966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584985.

The product of its digits is 52488, while the sum is 40.

The square root of 3169966 is about 1780.4398332996. The cubic root of 3169966 is about 146.8987841972.

The spelling of 3169966 in words is "three million, one hundred sixty-nine thousand, nine hundred sixty-six".