1964606 has 12 divisors (see below), whose sum is σ = 3428208. Its totient is φ = 841932.

The previous prime is 1964603. The next prime is 1964617. The reversal of 1964606 is 6064691.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1964603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9926 + ... + 10121.

It is an arithmetic number, because the mean of its divisors is an integer number (285684).

2^1964606 is an apocalyptic number.

1964606 is a deficient number, since it is larger than the sum of its proper divisors (1463602).

1964606 is a wasteful number, since it uses less digits than its factorization.

1964606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20063 (or 20056 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 1964606 is about 1401.6440346964. The cubic root of 1964606 is about 125.2444496434.

The spelling of 1964606 in words is "one million, nine hundred sixty-four thousand, six hundred six".