3944892 has 36 divisors (see below), whose sum is σ = 10709160. Its totient is φ = 1126944.

The previous prime is 3944881. The next prime is 3944909. The reversal of 3944892 is 2984493.

It is a self number, because there is not a number n which added to its sum of digits gives 3944892.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2767 + ... + 3942.

Almost surely, 2^3944892 is an apocalyptic number.

It is an amenable number.

3944892 is an abundant number, since it is smaller than the sum of its proper divisors (6764268).

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

3944892 is a wasteful number, since it uses less digits than its factorization.

3944892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6730 (or 6721 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 3944892 is about 1986.1752188566. The cubic root of 3944892 is about 158.0077441058.

The spelling of 3944892 in words is "three million, nine hundred forty-four thousand, eight hundred ninety-two".