550420332 has 96 divisors (see below), whose sum is σ = 1634035200. Its totient is φ = 142954560.

The previous prime is 550420331. The next prime is 550420357. The reversal of 550420332 is 233024055.

It is not an unprimeable number, because it can be changed into a prime (550420331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39198 + ... + 51354.

It is an arithmetic number, because the mean of its divisors is an integer number (17021200).

Almost surely, 2^550420332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550420332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817017600).

550420332 is an abundant number, since it is smaller than the sum of its proper divisors (1083614868).

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

550420332 is a wasteful number, since it uses less digits than its factorization.

550420332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12196 (or 12180 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 550420332 is about 23461.0385959360. The cubic root of 550420332 is about 819.5299368153.

Adding to 550420332 its reverse (233024055), we get a palindrome (783444387).

The spelling of 550420332 in words is "five hundred fifty million, four hundred twenty thousand, three hundred thirty-two".