53533242 has 24 divisors (see below), whose sum is σ = 132558816. Its totient is φ = 15295176.

The previous prime is 53533223. The next prime is 53533247. The reversal of 53533242 is 24233535.

53533242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53533247) 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 11 ways as a sum of consecutive naturals, for example, 212308 + ... + 212559.

It is an arithmetic number, because the mean of its divisors is an integer number (5523284).

Almost surely, 2^53533242 is an apocalyptic number.

53533242 is an abundant number, since it is smaller than the sum of its proper divisors (79025574).

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

53533242 is a wasteful number, since it uses less digits than its factorization.

53533242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424882 (or 424879 counting only the distinct ones).

The product of its digits is 10800, while the sum is 27.

The square root of 53533242 is about 7316.6414426293. The cubic root of 53533242 is about 376.8841283071.

Adding to 53533242 its reverse (24233535), we get a palindrome (77766777).

The spelling of 53533242 in words is "fifty-three million, five hundred thirty-three thousand, two hundred forty-two".