3881088 has 64 divisors (see below), whose sum is σ = 11464800. Its totient is φ = 1292544.

The previous prime is 3881077. The next prime is 3881093. The reversal of 3881088 is 8801883.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 2895 + ... + 4017.

Almost surely, 2^3881088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3881088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5732400).

3881088 is an abundant number, since it is smaller than the sum of its proper divisors (7583712).

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

3881088 is a wasteful number, since it uses less digits than its factorization.

3881088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146 (or 1128 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 36.

The square root of 3881088 is about 1970.0477151582. The cubic root of 3881088 is about 157.1512464628.

The spelling of 3881088 in words is "three million, eight hundred eighty-one thousand, eighty-eight".