3880928 has 24 divisors (see below), whose sum is σ = 7974288. Its totient is φ = 1855744.

The previous prime is 3880927. The next prime is 3880949. The reversal of 3880928 is 8290883.

It is a junction number, because it is equal to n+sod(n) for n = 3880891 and 3880900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3880927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1901 + ... + 3372.

It is an arithmetic number, because the mean of its divisors is an integer number (332262).

Almost surely, 2^3880928 is an apocalyptic number.

It is an amenable number.

3880928 is an abundant number, since it is smaller than the sum of its proper divisors (4093360).

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

3880928 is a wasteful number, since it uses less digits than its factorization.

3880928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5306 (or 5298 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 3880928 is about 1970.0071065862. The cubic root of 3880928 is about 157.1490868841.

The spelling of 3880928 in words is "three million, eight hundred eighty thousand, nine hundred twenty-eight".