1966936 has 16 divisors (see below), whose sum is σ = 3758400. Its totient is φ = 964704.

The previous prime is 1966933. The next prime is 1966963. The reversal of 1966936 is 6396691.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1966931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896 + ... + 2743.

It is an arithmetic number, because the mean of its divisors is an integer number (234900).

2^1966936 is an apocalyptic number.

It is an amenable number.

1966936 is a deficient number, since it is larger than the sum of its proper divisors (1791464).

1966936 is a wasteful number, since it uses less digits than its factorization.

1966936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698 (or 4694 counting only the distinct ones).

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

The square root of 1966936 is about 1402.4749552131. The cubic root of 1966936 is about 125.2939429054.

The spelling of 1966936 in words is "one million, nine hundred sixty-six thousand, nine hundred thirty-six".