52814520 has 96 divisors (see below), whose sum is σ = 187265520. Its totient is φ = 12802560.

The previous prime is 52814513. The next prime is 52814521. The reversal of 52814520 is 2541825.

It is a happy number.

52814520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52814521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2709 + ... + 10628.

Almost surely, 2^52814520 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 52814520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93632760).

52814520 is an abundant number, since it is smaller than the sum of its proper divisors (134451000).

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

52814520 is a wasteful number, since it uses less digits than its factorization.

52814520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13365 (or 13358 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 52814520 is about 7267.3599057705. The cubic root of 52814520 is about 375.1898771749.

It can be divided in two parts, 5281 and 4520, that added together give a square (9801 = 99²).

The spelling of 52814520 in words is "fifty-two million, eight hundred fourteen thousand, five hundred twenty".