550073 has 2 divisors, whose sum is σ = 550074.
Its totient is φ = 550072.
The previous prime is 550063. The next prime is 550111. The reversal of 550073 is 370055.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 473344 + 76729 = 688^2 + 277^2
It is a cyclic number.
It is not a de Polignac number, because 550073 - 26 = 550009 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (550063) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275036 + 275037.
It is an arithmetic number, because the mean of its divisors is an integer number (275037).
2550073 is an apocalyptic number.
It is an amenable number.
550073 is a deficient number, since it is larger than the sum of its proper divisors (1).
550073 is an equidigital number, since it uses as much as digits as its factorization.
550073 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 525, while the sum is 20.
The square root of 550073 is about 741.6690636665.
The cubic root of 550073 is about 81.9357517756.
The spelling of 550073 in words is "five hundred fifty thousand, seventy-three".