3964744 has 32 divisors (see below), whose sum is σ = 8608320. Its totient is φ = 1676736.

The previous prime is 3964733. The next prime is 3964759. The reversal of 3964744 is 4474693.

It is an unprimeable number.

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, 4222 + ... + 5074.

It is an arithmetic number, because the mean of its divisors is an integer number (269010).

Almost surely, 2^3964744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3964744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4304160).

3964744 is an abundant number, since it is smaller than the sum of its proper divisors (4643576).

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

3964744 is a wasteful number, since it uses less digits than its factorization.

3964744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949 (or 945 counting only the distinct ones).

The product of its digits is 72576, while the sum is 37.

The square root of 3964744 is about 1991.1664922854. The cubic root of 3964744 is about 158.2723497987.

The spelling of 3964744 in words is "three million, nine hundred sixty-four thousand, seven hundred forty-four".