550608240 has 320 divisors, whose sum is σ = 2225857536. Its totient is φ = 109264896.

The previous prime is 550608217. The next prime is 550608241. The reversal of 550608240 is 42806055.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 550608198 and 550608207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550608241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 370539 + ... + 372021.

Almost surely, 2^550608240 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 550608240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1112928768).

550608240 is an abundant number, since it is smaller than the sum of its proper divisors (1675249296).

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

550608240 is a wasteful number, since it uses less digits than its factorization.

550608240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536 (or 1530 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 550608240 is about 23465.0429362488. The cubic root of 550608240 is about 819.6231859811.

The spelling of 550608240 in words is "five hundred fifty million, six hundred eight thousand, two hundred forty".