53238386 has 16 divisors (see below), whose sum is σ = 82256064. Its totient is φ = 25827984.

The previous prime is 53238349. The next prime is 53238391. The reversal of 53238386 is 68383235.

53238386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 11531 + ... + 15473.

It is an arithmetic number, because the mean of its divisors is an integer number (5141004).

Almost surely, 2^53238386 is an apocalyptic number.

53238386 is a deficient number, since it is larger than the sum of its proper divisors (29017678).

53238386 is a wasteful number, since it uses less digits than its factorization.

53238386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4145.

The product of its digits is 103680, while the sum is 38.

The square root of 53238386 is about 7296.4639381004. The cubic root of 53238386 is about 376.1909067137.

The spelling of 53238386 in words is "fifty-three million, two hundred thirty-eight thousand, three hundred eighty-six".