3881016 has 48 divisors (see below), whose sum is σ = 11068200. Its totient is φ = 1225152.

The previous prime is 3880999. The next prime is 3881021. The reversal of 3881016 is 6101883.

3881016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51 + ... + 2786.

Almost surely, 2^3881016 is an apocalyptic number.

3881016 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3881016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5534100).

3881016 is an abundant number, since it is smaller than the sum of its proper divisors (7187184).

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

3881016 is a wasteful number, since it uses less digits than its factorization.

3881016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2868 (or 2861 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 3881016 is about 1970.0294414044. The cubic root of 3881016 is about 157.1502746597.

Adding to 3881016 its reverse (6101883), we get a palindrome (9982899).

The spelling of 3881016 in words is "three million, eight hundred eighty-one thousand, sixteen".