3984892 has 12 divisors (see below), whose sum is σ = 7078120. Its totient is φ = 1962576.

The previous prime is 3984859. The next prime is 3984917. The reversal of 3984892 is 2984893.

It is a happy number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7167 + ... + 7702.

Almost surely, 2^3984892 is an apocalyptic number.

It is an amenable number.

3984892 is a deficient number, since it is larger than the sum of its proper divisors (3093228).

3984892 is a wasteful number, since it uses less digits than its factorization.

3984892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14940 (or 14938 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 3984892 is about 1996.2194268166. The cubic root of 3984892 is about 158.5399992591.

Subtracting from 3984892 its reverse (2984893), we obtain a palindrome (999999).

The spelling of 3984892 in words is "three million, nine hundred eighty-four thousand, eight hundred ninety-two".