552333521 has 4 divisors (see below), whose sum is σ = 567261492. Its totient is φ = 537405552.

The previous prime is 552333517. The next prime is 552333547. The reversal of 552333521 is 125333255.

552333521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 490002496 + 62331025 = 22136^2 + 7895^2 .

It is a cyclic number.

It is not a de Polignac number, because 552333521 - 2² = 552333517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552339521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7463930 + ... + 7464003.

It is an arithmetic number, because the mean of its divisors is an integer number (141815373).

Almost surely, 2^552333521 is an apocalyptic number.

It is an amenable number.

552333521 is a deficient number, since it is larger than the sum of its proper divisors (14927971).

552333521 is a wasteful number, since it uses less digits than its factorization.

552333521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14927970.

The product of its digits is 13500, while the sum is 29.

The square root of 552333521 is about 23501.7769753693. The cubic root of 552333521 is about 820.4783650412.

Adding to 552333521 its reverse (125333255), we get a palindrome (677666776).

The spelling of 552333521 in words is "five hundred fifty-two million, three hundred thirty-three thousand, five hundred twenty-one".