959859 has 12 divisors (see below), whose sum is σ = 1447056. Its totient is φ = 611952.

The previous prime is 959831. The next prime is 959863. The reversal of 959859 is 958959.

959859 is a `hidden beast` number, since 9 + 598 + 59 = 666.

It is not a de Polignac number, because 959859 - 2⁸ = 959603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (959809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2112 + ... + 2525.

It is an arithmetic number, because the mean of its divisors is an integer number (120588).

2⁹⁵⁹⁸⁵⁹ is an apocalyptic number.

959859 is a deficient number, since it is larger than the sum of its proper divisors (487197).

959859 is a wasteful number, since it uses less digits than its factorization.

959859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4666 (or 4663 counting only the distinct ones).

The product of its digits is 145800, while the sum is 45.

The square root of 959859 is about 979.7239407098. The cubic root of 959859 is about 98.6436530714.

Subtracting from 959859 its reverse (958959), we obtain a square (900 = 30²).

The spelling of 959859 in words is "nine hundred fifty-nine thousand, eight hundred fifty-nine".