550033520 has 20 divisors (see below), whose sum is σ = 1278828120. Its totient is φ = 220013376.

The previous prime is 550033507. The next prime is 550033567. The reversal of 550033520 is 25330055.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

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 3 ways as a sum of consecutive naturals, for example, 3437630 + ... + 3437789.

It is an arithmetic number, because the mean of its divisors is an integer number (63941406).

Almost surely, 2^550033520 is an apocalyptic number.

It is an amenable number.

550033520 is an abundant number, since it is smaller than the sum of its proper divisors (728794600).

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

550033520 is a wasteful number, since it uses less digits than its factorization.

550033520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6875432 (or 6875426 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 550033520 is about 23452.7934370301. The cubic root of 550033520 is about 819.3379148983.

Adding to 550033520 its reverse (25330055), we get a palindrome (575363575).

The spelling of 550033520 in words is "five hundred fifty million, thirty-three thousand, five hundred twenty".