3984928 has 12 divisors (see below), whose sum is σ = 7845390. Its totient is φ = 1992448.

The previous prime is 3984917. The next prime is 3984941. The reversal of 3984928 is 8294893.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2274064 + 1710864 = 1508^2 + 1308^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62233 + ... + 62296.

Almost surely, 2^3984928 is an apocalyptic number.

It is an amenable number.

3984928 is a deficient number, since it is larger than the sum of its proper divisors (3860462).

3984928 is a wasteful number, since it uses less digits than its factorization.

3984928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124539 (or 124531 counting only the distinct ones).

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

The square root of 3984928 is about 1996.2284438410. The cubic root of 3984928 is about 158.5404766809.

The spelling of 3984928 in words is "three million, nine hundred eighty-four thousand, nine hundred twenty-eight".