53250560 has 160 divisors (see below), whose sum is σ = 146133504. Its totient is φ = 18432000.

The previous prime is 53250557. The next prime is 53250581. The reversal of 53250560 is 6505235.

It is a tau number, because it is divible by the number of its divisors (160).

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, 872930 + ... + 872990.

Almost surely, 2^53250560 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 53250560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73066752).

53250560 is an abundant number, since it is smaller than the sum of its proper divisors (92882944).

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

53250560 is a wasteful number, since it uses less digits than its factorization.

53250560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 53250560 is about 7297.2981301301. The cubic root of 53250560 is about 376.2195790020.

Adding to 53250560 its reverse (6505235), we get a palindrome (59755795).

The spelling of 53250560 in words is "fifty-three million, two hundred fifty thousand, five hundred sixty".