550560240 has 240 divisors, whose sum is σ = 1941209088. Its totient is φ = 145006848.

The previous prime is 550560229. The next prime is 550560247. The reversal of 550560240 is 42065055.

550560240 is a `hidden beast` number, since 5 + 50 + 5 + 602 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a hoax number, since the sum of its digits (27) 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 (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550560247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2468769 + ... + 2468991.

Almost surely, 2^550560240 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 550560240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (970604544).

550560240 is an abundant number, since it is smaller than the sum of its proper divisors (1390648848).

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

550560240 is a wasteful number, since it uses less digits than its factorization.

550560240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 550560240 is about 23464.0201159136. The cubic root of 550560240 is about 819.5993680446.

The spelling of 550560240 in words is "five hundred fifty million, five hundred sixty thousand, two hundred forty".