887597 has 4 divisors (see below), whose sum is σ = 897660. Its totient is φ = 877536.

The previous prime is 887581. The next prime is 887599. The reversal of 887597 is 795788.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 137641 + 749956 = 371^2 + 866^2 .

It is a cyclic number.

It is not a de Polignac number, because 887597 - 2⁴ = 887581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (887599) 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 in 3 ways as a sum of consecutive naturals, for example, 4898 + ... + 5075.

It is an arithmetic number, because the mean of its divisors is an integer number (224415).

2⁸⁸⁷⁵⁹⁷ is an apocalyptic number.

It is an amenable number.

887597 is a deficient number, since it is larger than the sum of its proper divisors (10063).

887597 is an equidigital number, since it uses as much as digits as its factorization.

887597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10062.

The product of its digits is 141120, while the sum is 44.

The square root of 887597 is about 942.1236649188. The cubic root of 887597 is about 96.1033681143.

Subtracting from 887597 its reverse (795788), we obtain a square (91809 = 303²).

The spelling of 887597 in words is "eight hundred eighty-seven thousand, five hundred ninety-seven".