53385624 has 24 divisors (see below), whose sum is σ = 144586260. Its totient is φ = 17795184.

The previous prime is 53385623. The next prime is 53385637. The reversal of 53385624 is 42658335.

It is a happy number.

53385624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53385623) 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 5 ways as a sum of consecutive naturals, for example, 370662 + ... + 370805.

Almost surely, 2^53385624 is an apocalyptic number.

It is an amenable number.

53385624 is an abundant number, since it is smaller than the sum of its proper divisors (91200636).

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

53385624 is a wasteful number, since it uses less digits than its factorization.

53385624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741479 (or 741472 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 53385624 is about 7306.5466535156. The cubic root of 53385624 is about 376.5373898731.

The spelling of 53385624 in words is "fifty-three million, three hundred eighty-five thousand, six hundred twenty-four".