53563330 has 32 divisors (see below), whose sum is σ = 98240688. Its totient is φ = 21024000.

The previous prime is 53563313. The next prime is 53563331. The reversal of 53563330 is 3336535.

53563330 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 8 ways, for example, as 35081929 + 18481401 = 5923^2 + 4299^2 .

It is not an unprimeable number, because it can be changed into a prime (53563331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182664 + ... + 182956.

Almost surely, 2^53563330 is an apocalyptic number.

53563330 is a deficient number, since it is larger than the sum of its proper divisors (44677358).

53563330 is a wasteful number, since it uses less digits than its factorization.

53563330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582.

The product of its (nonzero) digits is 12150, while the sum is 28.

The square root of 53563330 is about 7318.6972884524. The cubic root of 53563330 is about 376.9547234826.

Adding to 53563330 its reverse (3336535), we get a palindrome (56899865).

The spelling of 53563330 in words is "fifty-three million, five hundred sixty-three thousand, three hundred thirty".