52544330 has 16 divisors (see below), whose sum is σ = 94671720. Its totient is φ = 20997312.

The previous prime is 52544321. The next prime is 52544339. The reversal of 52544330 is 3344525.

It is an interprime number because it is at equal distance from previous prime (52544321) and next prime (52544339).

It can be written as a sum of positive squares in 4 ways, for example, as 37466641 + 15077689 = 6121^2 + 3883^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 52544330.

It is not an unprimeable number, because it can be changed into a prime (52544339) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12452 + ... + 16128.

Almost surely, 2^52544330 is an apocalyptic number.

52544330 is a deficient number, since it is larger than the sum of its proper divisors (42127390).

52544330 is a wasteful number, since it uses less digits than its factorization.

52544330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 52544330 is about 7248.7467882386. The cubic root of 52544330 is about 374.5489807314.

Adding to 52544330 its reverse (3344525), we get a palindrome (55888855).

The spelling of 52544330 in words is "fifty-two million, five hundred forty-four thousand, three hundred thirty".