550147 has 8 divisors (see below), whose sum is σ = 599760. Its totient is φ = 501600.

The previous prime is 550139. The next prime is 550163. The reversal of 550147 is 741055.

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 550147 - 2³ = 550139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550117) 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 7 ways as a sum of consecutive naturals, for example, 1104 + ... + 1522.

It is an arithmetic number, because the mean of its divisors is an integer number (74970).

2⁵⁵⁰¹⁴⁷ is an apocalyptic number.

550147 is a deficient number, since it is larger than the sum of its proper divisors (49613).

550147 is a wasteful number, since it uses less digits than its factorization.

550147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 550147 is about 741.7189494681. The cubic root of 550147 is about 81.9394258175.

The spelling of 550147 in words is "five hundred fifty thousand, one hundred forty-seven".