550153 has 4 divisors (see below), whose sum is σ = 565060. Its totient is φ = 535248.

The previous prime is 550139. The next prime is 550163. The reversal of 550153 is 351055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 322624 + 227529 = 568^2 + 477^2 .

It is a cyclic number.

It is not a de Polignac number, because 550153 - 2⁹ = 549641 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 550153.

It is not an unprimeable number, because it can be changed into a prime (550163) 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 3 ways as a sum of consecutive naturals, for example, 7398 + ... + 7471.

It is an arithmetic number, because the mean of its divisors is an integer number (141265).

2⁵⁵⁰¹⁵³ is an apocalyptic number.

It is an amenable number.

550153 is a deficient number, since it is larger than the sum of its proper divisors (14907).

550153 is a wasteful number, since it uses less digits than its factorization.

550153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14906.

The product of its (nonzero) digits is 375, while the sum is 19.

The square root of 550153 is about 741.7229941157. The cubic root of 550153 is about 81.9397236984.

It can be divided in two parts, 550 and 153, that added together give a triangular number (703 = T₃₇).

The spelling of 550153 in words is "five hundred fifty thousand, one hundred fifty-three".