53539712 has 16 divisors (see below), whose sum is σ = 106661400. Its totient is φ = 26769792.

The previous prime is 53539711. The next prime is 53539729. The reversal of 53539712 is 21793535.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×53539712² = 5733001522085888, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53539711) 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 as a sum of consecutive naturals, namely, 209012 + ... + 209267.

Almost surely, 2^53539712 is an apocalyptic number.

It is an amenable number.

53539712 is a deficient number, since it is larger than the sum of its proper divisors (53121688).

53539712 is an equidigital number, since it uses as much as digits as its factorization.

53539712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418293 (or 418281 counting only the distinct ones).

The product of its digits is 28350, while the sum is 35.

The square root of 53539712 is about 7317.0835720251. The cubic root of 53539712 is about 376.8993110358.

The spelling of 53539712 in words is "fifty-three million, five hundred thirty-nine thousand, seven hundred twelve".