550953 has 24 divisors (see below), whose sum is σ = 910728. Its totient is φ = 317952.

The previous prime is 550951. The next prime is 550961. The reversal of 550953 is 359055.

It can be written as a sum of positive squares in 4 ways, for example, as 15129 + 535824 = 123^2 + 732^2 .

It is not a de Polignac number, because 550953 - 2¹ = 550951 is a prime.

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

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1851 + ... + 2127.

It is an arithmetic number, because the mean of its divisors is an integer number (37947).

2⁵⁵⁰⁹⁵³ is an apocalyptic number.

It is an amenable number.

550953 is a deficient number, since it is larger than the sum of its proper divisors (359775).

550953 is a wasteful number, since it uses less digits than its factorization.

550953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 3375, while the sum is 27.

The square root of 550953 is about 742.2620830946. The cubic root of 550953 is about 81.9794217647.

The spelling of 550953 in words is "five hundred fifty thousand, nine hundred fifty-three".