53235818 has 16 divisors (see below), whose sum is σ = 81972000. Its totient is φ = 25920432.

The previous prime is 53235811. The next prime is 53235821. The reversal of 53235818 is 81853235.

It is not an unprimeable number, because it can be changed into a prime (53235811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10793 + ... + 14931.

It is an arithmetic number, because the mean of its divisors is an integer number (5123250).

Almost surely, 2^53235818 is an apocalyptic number.

53235818 is a deficient number, since it is larger than the sum of its proper divisors (28736182).

53235818 is a wasteful number, since it uses less digits than its factorization.

53235818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4309.

The product of its digits is 28800, while the sum is 35.

The square root of 53235818 is about 7296.2879603261. The cubic root of 53235818 is about 376.1848579842.

The spelling of 53235818 in words is "fifty-three million, two hundred thirty-five thousand, eight hundred eighteen".