3880828 has 48 divisors (see below), whose sum is σ = 8515584. Its totient is φ = 1509120.

The previous prime is 3880817. The next prime is 3880847. The reversal of 3880828 is 8280883.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14625 + ... + 14887.

It is an arithmetic number, because the mean of its divisors is an integer number (177408).

Almost surely, 2^3880828 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 3880828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4257792).

3880828 is an abundant number, since it is smaller than the sum of its proper divisors (4634756).

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

3880828 is a wasteful number, since it uses less digits than its factorization.

3880828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 37.

The square root of 3880828 is about 1969.9817258036. The cubic root of 3880828 is about 157.1477371172.

The spelling of 3880828 in words is "three million, eight hundred eighty thousand, eight hundred twenty-eight".