53508360 has 64 divisors (see below), whose sum is σ = 161642880. Its totient is φ = 14169600.

The previous prime is 53508347. The next prime is 53508379. The reversal of 53508360 is 6380535.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16644 + ... + 19596.

It is an arithmetic number, because the mean of its divisors is an integer number (2525670).

Almost surely, 2^53508360 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53508360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80821440).

53508360 is an abundant number, since it is smaller than the sum of its proper divisors (108134520).

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

53508360 is a wasteful number, since it uses less digits than its factorization.

53508360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3118 (or 3114 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 53508360 is about 7314.9408746756. The cubic root of 53508360 is about 376.8257279325.

Adding to 53508360 its reverse (6380535), we get a palindrome (59888895).

The spelling of 53508360 in words is "fifty-three million, five hundred eight thousand, three hundred sixty".