3944718 has 24 divisors (see below), whose sum is σ = 8779368. Its totient is φ = 1279152.

The previous prime is 3944711. The next prime is 3944729. The reversal of 3944718 is 8174493.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3944711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2296 + ... + 3627.

It is an arithmetic number, because the mean of its divisors is an integer number (365807).

Almost surely, 2^3944718 is an apocalyptic number.

3944718 is an abundant number, since it is smaller than the sum of its proper divisors (4834650).

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

3944718 is a wasteful number, since it uses less digits than its factorization.

3944718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5968 (or 5965 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 3944718 is about 1986.1314155916. The cubic root of 3944718 is about 158.0054209538.

The spelling of 3944718 in words is "three million, nine hundred forty-four thousand, seven hundred eighteen".