3887320 has 32 divisors (see below), whose sum is σ = 8816400. Its totient is φ = 1542528.

The previous prime is 3887311. The next prime is 3887357. The reversal of 3887320 is 237883.

3887320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3887320² = 30222513564800, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 5971 + ... + 6589.

Almost surely, 2^3887320 is an apocalyptic number.

It is an amenable number.

3887320 is an abundant number, since it is smaller than the sum of its proper divisors (4929080).

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

3887320 is a wasteful number, since it uses less digits than its factorization.

3887320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787 (or 783 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 3887320 is about 1971.6287683030. The cubic root of 3887320 is about 157.2353159156.

The spelling of 3887320 in words is "three million, eight hundred eighty-seven thousand, three hundred twenty".