3968944 has 20 divisors (see below), whose sum is σ = 8788624. Its totient is φ = 1700928.

The previous prime is 3968941. The next prime is 3968947. The reversal of 3968944 is 4498693.

It is an interprime number because it is at equal distance from previous prime (3968941) and next prime (3968947).

It is a self number, because there is not a number n which added to its sum of digits gives 3968944.

It is not an unprimeable number, because it can be changed into a prime (3968941) 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, 17607 + ... + 17830.

Almost surely, 2^3968944 is an apocalyptic number.

It is an amenable number.

3968944 is an abundant number, since it is smaller than the sum of its proper divisors (4819680).

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

3968944 is a wasteful number, since it uses less digits than its factorization.

3968944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35452 (or 35446 counting only the distinct ones).

The product of its digits is 186624, while the sum is 43.

The square root of 3968944 is about 1992.2208712891. The cubic root of 3968944 is about 158.3282179942.

The spelling of 3968944 in words is "three million, nine hundred sixty-eight thousand, nine hundred forty-four".