550350 has 36 divisors (see below), whose sum is σ = 1479816. Its totient is φ = 146640.

The previous prime is 550337. The next prime is 550351. The reversal of 550350 is 53055.

550350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (18) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 550350.

It is not an unprimeable number, because it can be changed into a prime (550351) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 162 + ... + 1061.

It is an arithmetic number, because the mean of its divisors is an integer number (41106).

2⁵⁵⁰³⁵⁰ is an apocalyptic number.

550350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550350 is an abundant number, since it is smaller than the sum of its proper divisors (929466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550350 is a wasteful number, since it uses less digits than its factorization.

550350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241 (or 1233 counting only the distinct ones).

The product of its (nonzero) digits is 375, while the sum is 18.

The square root of 550350 is about 741.8557811327. The cubic root of 550350 is about 81.9495029169.

Adding to 550350 its product of nonzero digits (375), we get a triangular number (550725 = T₁₀₄₉).

It can be divided in two parts, 550 and 350, that added together give a square (900 = 30²).

The spelling of 550350 in words is "five hundred fifty thousand, three hundred fifty".