53481264 has 20 divisors (see below), whose sum is σ = 138160056. Its totient is φ = 17827072.

The previous prime is 53481229. The next prime is 53481271. The reversal of 53481264 is 46218435.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557049 + ... + 557144.

Almost surely, 2^53481264 is an apocalyptic number.

It is an amenable number.

53481264 is an abundant number, since it is smaller than the sum of its proper divisors (84678792).

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

53481264 is a wasteful number, since it uses less digits than its factorization.

53481264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114204 (or 1114198 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 53481264 is about 7313.0885404185. The cubic root of 53481264 is about 376.7621104972.

Adding to 53481264 its reverse (46218435), we get a palindrome (99699699).

The spelling of 53481264 in words is "fifty-three million, four hundred eighty-one thousand, two hundred sixty-four".