550761528 has 64 divisors (see below), whose sum is σ = 1423941120. Its totient is φ = 177401600.

The previous prime is 550761517. The next prime is 550761551. The reversal of 550761528 is 825167055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102673 + ... + 107903.

It is an arithmetic number, because the mean of its divisors is an integer number (22249080).

Almost surely, 2^550761528 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 550761528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711970560).

550761528 is an abundant number, since it is smaller than the sum of its proper divisors (873179592).

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

550761528 is a wasteful number, since it uses less digits than its factorization.

550761528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5388 (or 5384 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 39.

The square root of 550761528 is about 23468.3090144987. The cubic root of 550761528 is about 819.6992392936.

The spelling of 550761528 in words is "five hundred fifty million, seven hundred sixty-one thousand, five hundred twenty-eight".