53027520 has 224 divisors, whose sum is σ = 207556608. Its totient is φ = 11169792.

The previous prime is 53027503. The next prime is 53027551. The reversal of 53027520 is 2572035.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87057 + ... + 87663.

It is an arithmetic number, because the mean of its divisors is an integer number (926592).

Almost surely, 2^53027520 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 53027520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103778304).

53027520 is an abundant number, since it is smaller than the sum of its proper divisors (154529088).

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

53027520 is a wasteful number, since it uses less digits than its factorization.

53027520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647 (or 637 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 53027520 is about 7281.9997253502. Note that the first 3 decimals coincide. The cubic root of 53027520 is about 375.6935786279.

Adding to 53027520 its reverse (2572035), we get a palindrome (55599555).

The spelling of 53027520 in words is "fifty-three million, twenty-seven thousand, five hundred twenty".