53238355 has 16 divisors (see below), whose sum is σ = 65318400. Its totient is φ = 41644000.

The previous prime is 53238349. The next prime is 53238391. The reversal of 53238355 is 55383235.

53238355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53238355 - 2³ = 53238347 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53238355.

It is an unprimeable number.

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, 73686 + ... + 74404.

It is an arithmetic number, because the mean of its divisors is an integer number (4082400).

Almost surely, 2^53238355 is an apocalyptic number.

53238355 is a deficient number, since it is larger than the sum of its proper divisors (12080045).

53238355 is a wasteful number, since it uses less digits than its factorization.

53238355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034.

The product of its digits is 54000, while the sum is 34.

The square root of 53238355 is about 7296.4618137834. The cubic root of 53238355 is about 376.1908336967.

The spelling of 53238355 in words is "fifty-three million, two hundred thirty-eight thousand, three hundred fifty-five".