3887284 has 6 divisors (see below), whose sum is σ = 6802754. Its totient is φ = 1943640.

The previous prime is 3887281. The next prime is 3887291. The reversal of 3887284 is 4827883.

3887284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2471184 + 1416100 = 1572^2 + 1190^2 .

It is a super-2 number, since 2×3887284² = 30221953793312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3887281) by changing a digit.

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 as a sum of consecutive naturals, namely, 485907 + ... + 485914.

Almost surely, 2^3887284 is an apocalyptic number.

It is an amenable number.

3887284 is a deficient number, since it is larger than the sum of its proper divisors (2915470).

3887284 is a wasteful number, since it uses less digits than its factorization.

3887284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971825 (or 971823 counting only the distinct ones).

The product of its digits is 86016, while the sum is 40.

The square root of 3887284 is about 1971.6196387742. The cubic root of 3887284 is about 157.2348305351.

The spelling of 3887284 in words is "three million, eight hundred eighty-seven thousand, two hundred eighty-four".