53333144 has 32 divisors (see below), whose sum is σ = 104509440. Its totient is φ = 25485600.

The previous prime is 53333099. The next prime is 53333149. The reversal of 53333144 is 44133335.

It is a happy number.

53333144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53333149) 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 7 ways as a sum of consecutive naturals, for example, 19289 + ... + 21879.

It is an arithmetic number, because the mean of its divisors is an integer number (3265920).

Almost surely, 2^53333144 is an apocalyptic number.

It is an amenable number.

53333144 is a deficient number, since it is larger than the sum of its proper divisors (51176296).

53333144 is a wasteful number, since it uses less digits than its factorization.

53333144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711 (or 2707 counting only the distinct ones).

The product of its digits is 6480, while the sum is 26.

The square root of 53333144 is about 7302.9544706235. The cubic root of 53333144 is about 376.4139661282.

Adding to 53333144 its reverse (44133335), we get a palindrome (97466479).

The spelling of 53333144 in words is "fifty-three million, three hundred thirty-three thousand, one hundred forty-four".