995787 has 16 divisors (see below), whose sum is σ = 1589280. Its totient is φ = 612576.

The previous prime is 995783. The next prime is 995791. The reversal of 995787 is 787599.

It is an interprime number because it is at equal distance from previous prime (995783) and next prime (995791).

It is not a de Polignac number, because 995787 - 2² = 995783 is a prime.

It is an Ulam number.

It is a zygodrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (995783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1068 + ... + 1769.

It is an arithmetic number, because the mean of its divisors is an integer number (99330).

2⁹⁹⁵⁷⁸⁷ is an apocalyptic number.

995787 is a deficient number, since it is larger than the sum of its proper divisors (593493).

995787 is a wasteful number, since it uses less digits than its factorization.

995787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859 (or 2853 counting only the distinct ones).

The product of its digits is 158760, while the sum is 45.

The square root of 995787 is about 997.8912766429. The cubic root of 995787 is about 99.8593689886.

It can be divided in two parts, 99 and 5787, that added together give a triangular number (5886 = T₁₀₈).

The spelling of 995787 in words is "nine hundred ninety-five thousand, seven hundred eighty-seven".