552243232 has 48 divisors (see below), whose sum is σ = 1175731200. Its totient is φ = 254338048.

The previous prime is 552243229. The next prime is 552243233. The reversal of 552243232 is 232342255.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 552243232.

It is not an unprimeable number, because it can be changed into a prime (552243233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14769 + ... + 36367.

It is an arithmetic number, because the mean of its divisors is an integer number (24494400).

Almost surely, 2^552243232 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 552243232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587865600).

552243232 is an abundant number, since it is smaller than the sum of its proper divisors (623487968).

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

552243232 is a wasteful number, since it uses less digits than its factorization.

552243232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21673 (or 21665 counting only the distinct ones).

The product of its digits is 14400, while the sum is 28.

The square root of 552243232 is about 23499.8559995588. The cubic root of 552243232 is about 820.4336552145.

Adding to 552243232 its reverse (232342255), we get a palindrome (784585487).

The spelling of 552243232 in words is "five hundred fifty-two million, two hundred forty-three thousand, two hundred thirty-two".