550602 has 36 divisors (see below), whose sum is σ = 1298934. Its totient is φ = 168480.

The previous prime is 550577. The next prime is 550607. The reversal of 550602 is 206055.

It can be written as a sum of positive squares in 3 ways, for example, as 103041 + 447561 = 321^2 + 669^2 .

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

It is not an unprimeable number, because it can be changed into a prime (550607) by changing a digit.

550602 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2952 + ... + 3132.

2⁵⁵⁰⁶⁰² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550602, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (649467).

550602 is an abundant number, since it is smaller than the sum of its proper divisors (748332).

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

550602 is a wasteful number, since it uses less digits than its factorization.

550602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 550602 is about 742.0256060272. The cubic root of 550602 is about 81.9620089728.

Adding to 550602 its reverse (206055), we get a palindrome (756657).

The spelling of 550602 in words is "five hundred fifty thousand, six hundred two".