3888980 has 24 divisors (see below), whose sum is σ = 8205288. Its totient is φ = 1548288.

The previous prime is 3888967. The next prime is 3888991. The reversal of 3888980 is 898883.

It can be written as a sum of positive squares in 4 ways, for example, as 1073296 + 2815684 = 1036^2 + 1678^2 .

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6452 + ... + 7028.

It is an arithmetic number, because the mean of its divisors is an integer number (341887).

Almost surely, 2^3888980 is an apocalyptic number.

It is an amenable number.

3888980 is an abundant number, since it is smaller than the sum of its proper divisors (4316308).

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

3888980 is a wasteful number, since it uses less digits than its factorization.

3888980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923 (or 921 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 44.

The square root of 3888980 is about 1972.0496951142. The cubic root of 3888980 is about 157.2576940991.

The spelling of 3888980 in words is "three million, eight hundred eighty-eight thousand, nine hundred eighty".