3887587 has 8 divisors (see below), whose sum is σ = 4340160. Its totient is φ = 3451560.

The previous prime is 3887581. The next prime is 3887623. The reversal of 3887587 is 7857883.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3887587 is a prime.

It is a super-2 number, since 2×3887587² = 30226665365138, which contains 22 as substring.

3887587 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3887581) 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 7 ways as a sum of consecutive naturals, for example, 3637 + ... + 4582.

It is an arithmetic number, because the mean of its divisors is an integer number (542520).

Almost surely, 2^3887587 is an apocalyptic number.

3887587 is a deficient number, since it is larger than the sum of its proper divisors (452573).

3887587 is a wasteful number, since it uses less digits than its factorization.

3887587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8273.

The product of its digits is 376320, while the sum is 46.

The square root of 3887587 is about 1971.6964776557. The cubic root of 3887587 is about 157.2389157280.

The spelling of 3887587 in words is "three million, eight hundred eighty-seven thousand, five hundred eighty-seven".