550958 has 8 divisors (see below), whose sum is σ = 846720. Its totient is φ = 268720.

The previous prime is 550951. The next prime is 550961. The reversal of 550958 is 859055.

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

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 550958.

It is not an unprimeable number, because it can be changed into a prime (550951) by changing a digit.

550958 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3278 + ... + 3441.

It is an arithmetic number, because the mean of its divisors is an integer number (105840).

2⁵⁵⁰⁹⁵⁸ is an apocalyptic number.

550958 is a deficient number, since it is larger than the sum of its proper divisors (295762).

550958 is a wasteful number, since it uses less digits than its factorization.

550958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6762.

The product of its (nonzero) digits is 9000, while the sum is 32.

The square root of 550958 is about 742.2654511696. The cubic root of 550958 is about 81.9796697567.

The spelling of 550958 in words is "five hundred fifty thousand, nine hundred fifty-eight".