550940000 has 180 divisors, whose sum is σ = 1476680436. Its totient is φ = 202176000.

The previous prime is 550939997. The next prime is 550940011. The reversal of 550940000 is 49055.

It is a congruent number.

It is an unprimeable number.

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 29 ways as a sum of consecutive naturals, for example, 3379919 + ... + 3380081.

Almost surely, 2^550940000 is an apocalyptic number.

550940000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550940000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (738340218).

550940000 is an abundant number, since it is smaller than the sum of its proper divisors (925740436).

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

550940000 is a wasteful number, since it uses less digits than its factorization.

550940000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 550940000 is about 23472.1111108481. Note that the first 5 decimals coincide. The cubic root of 550940000 is about 819.7877697834.

Adding to 550940000 its reverse (49055), we get a palindrome (550989055).

The spelling of 550940000 in words is "five hundred fifty million, nine hundred forty thousand".