3988982 has 16 divisors (see below), whose sum is σ = 6612192. Its totient is φ = 1795200.

The previous prime is 3988969. The next prime is 3988991. The reversal of 3988982 is 2898893.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1769 + ... + 3332.

It is an arithmetic number, because the mean of its divisors is an integer number (413262).

Almost surely, 2^3988982 is an apocalyptic number.

3988982 is a deficient number, since it is larger than the sum of its proper divisors (2623210).

3988982 is a wasteful number, since it uses less digits than its factorization.

3988982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5143.

The product of its digits is 248832, while the sum is 47.

The square root of 3988982 is about 1997.2436005655. The cubic root of 3988982 is about 158.5942212957.

The spelling of 3988982 in words is "three million, nine hundred eighty-eight thousand, nine hundred eighty-two".