9875587 has 2 divisors, whose sum is σ = 9875588. Its totient is φ = 9875586.

The previous prime is 9875563. The next prime is 9875651. The reversal of 9875587 is 7855789.

9875587 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9875587 - 2¹⁹ = 9351299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9875587.

It is not a weakly prime, because it can be changed into another prime (9875507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4937793 + 4937794.

It is an arithmetic number, because the mean of its divisors is an integer number (4937794).

Almost surely, 2^9875587 is an apocalyptic number.

9875587 is a deficient number, since it is larger than the sum of its proper divisors (1).

9875587 is an equidigital number, since it uses as much as digits as its factorization.

9875587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 49.

The square root of 9875587 is about 3142.5446695314. The cubic root of 9875587 is about 214.5462722769.

The spelling of 9875587 in words is "nine million, eight hundred seventy-five thousand, five hundred eighty-seven".