3964236 has 24 divisors (see below), whose sum is σ = 9737280. Its totient is φ = 1251792.

The previous prime is 3964229. The next prime is 3964237. The reversal of 3964236 is 6324693.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3964197 and 3964206.

It is not an unprimeable number, because it can be changed into a prime (3964237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8466 + ... + 8921.

It is an arithmetic number, because the mean of its divisors is an integer number (405720).

Almost surely, 2^3964236 is an apocalyptic number.

It is an amenable number.

3964236 is an abundant number, since it is smaller than the sum of its proper divisors (5773044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3964236 is a wasteful number, since it uses less digits than its factorization.

3964236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17413 (or 17411 counting only the distinct ones).

The product of its digits is 23328, while the sum is 33.

The square root of 3964236 is about 1991.0389247827. The cubic root of 3964236 is about 158.2655897332.

The spelling of 3964236 in words is "three million, nine hundred sixty-four thousand, two hundred thirty-six".