553332500 has 90 divisors (see below), whose sum is σ = 1407894642. Its totient is φ = 189672000.

The previous prime is 553332469. The next prime is 553332529. The reversal of 553332500 is 5233355.

553332500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 410386564 + 142945936 = 20258^2 + 11956^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 553332500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 120242 + ... + 124758.

Almost surely, 2^553332500 is an apocalyptic number.

553332500 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 553332500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (703947321).

553332500 is an abundant number, since it is smaller than the sum of its proper divisors (854562142).

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

553332500 is a wasteful number, since it uses less digits than its factorization.

553332500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4555 (or 4531 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 26.

The square root of 553332500 is about 23523.0206393652. The cubic root of 553332500 is about 820.9727203375.

Adding to 553332500 its reverse (5233355), we get a palindrome (558565855).

The spelling of 553332500 in words is "five hundred fifty-three million, three hundred thirty-two thousand, five hundred".