53395638 has 16 divisors (see below), whose sum is σ = 106928640. Its totient is φ = 17775656.

The previous prime is 53395607. The next prime is 53395669. The reversal of 53395638 is 83659335.

53395638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53395607) and next prime (53395669).

It is a self number, because there is not a number n which added to its sum of digits gives 53395638.

It is a congruent number.

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, 270 + ... + 10337.

It is an arithmetic number, because the mean of its divisors is an integer number (6683040).

Almost surely, 2^53395638 is an apocalyptic number.

53395638 is an abundant number, since it is smaller than the sum of its proper divisors (53533002).

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

53395638 is a wasteful number, since it uses less digits than its factorization.

53395638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11451.

The product of its digits is 291600, while the sum is 42.

The square root of 53395638 is about 7307.2318972371. The cubic root of 53395638 is about 376.5609318519.

The spelling of 53395638 in words is "fifty-three million, three hundred ninety-five thousand, six hundred thirty-eight".