3982881 has 8 divisors (see below), whose sum is σ = 6069184. Its totient is φ = 2275920.

The previous prime is 3982877. The next prime is 3982883. The reversal of 3982881 is 1882893.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3982881 - 2² = 3982877 is a prime.

It is a super-2 number, since 2×3982881² = 31726682120322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3982883) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94810 + ... + 94851.

It is an arithmetic number, because the mean of its divisors is an integer number (758648).

Almost surely, 2^3982881 is an apocalyptic number.

It is an amenable number.

3982881 is a deficient number, since it is larger than the sum of its proper divisors (2086303).

3982881 is a wasteful number, since it uses less digits than its factorization.

3982881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189671.

The product of its digits is 27648, while the sum is 39.

The square root of 3982881 is about 1995.7156611101. The cubic root of 3982881 is about 158.5133253798.

The spelling of 3982881 in words is "three million, nine hundred eighty-two thousand, eight hundred eighty-one".