550356240 has 240 divisors, whose sum is σ = 2024388288. Its totient is φ = 123282432.

The previous prime is 550356221. The next prime is 550356251. The reversal of 550356240 is 42653055.

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

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 = 550356198 and 550356207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 622839 + ... + 623721.

Almost surely, 2^550356240 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 550356240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1012194144).

550356240 is an abundant number, since it is smaller than the sum of its proper divisors (1474032048).

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

550356240 is a wasteful number, since it uses less digits than its factorization.

550356240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966 (or 953 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 550356240 is about 23459.6726319870. The cubic root of 550356240 is about 819.4981263676.

The spelling of 550356240 in words is "five hundred fifty million, three hundred fifty-six thousand, two hundred forty".