955999 has 8 divisors (see below), whose sum is σ = 1050192. Its totient is φ = 863040.

The previous prime is 955993. The next prime is 956003. The reversal of 955999 is 999559.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 955999 - 2³ = 955991 is a prime.

955999 is a modest number, since divided by 999 gives 955 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (955991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2377 + ... + 2749.

It is an arithmetic number, because the mean of its divisors is an integer number (131274).

2⁹⁵⁵⁹⁹⁹ is an apocalyptic number.

955999 is a deficient number, since it is larger than the sum of its proper divisors (94193).

955999 is a wasteful number, since it uses less digits than its factorization.

955999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617.

The product of its digits is 164025, while the sum is 46.

The square root of 955999 is about 977.7520135494. The cubic root of 955999 is about 98.5112461070.

The spelling of 955999 in words is "nine hundred fifty-five thousand, nine hundred ninety-nine".