959851 has 6 divisors (see below), whose sum is σ = 985556. Its totient is φ = 934800.

The previous prime is 959831. The next prime is 959863. The reversal of 959851 is 158959.

It is not a de Polignac number, because 959851 - 2⁷ = 959723 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 959851.

It is not an unprimeable number, because it can be changed into a prime (959801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1396 + ... + 1966.

2⁹⁵⁹⁸⁵¹ is an apocalyptic number.

959851 is a deficient number, since it is larger than the sum of its proper divisors (25705).

959851 is an equidigital number, since it uses as much as digits as its factorization.

959851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653 (or 612 counting only the distinct ones).

The product of its digits is 16200, while the sum is 37.

The square root of 959851 is about 979.7198579186. The cubic root of 959851 is about 98.6433790203.

The spelling of 959851 in words is "nine hundred fifty-nine thousand, eight hundred fifty-one".