52363520 has 72 divisors (see below), whose sum is σ = 136866240. Its totient is φ = 19036160.

The previous prime is 52363513. The next prime is 52363529. The reversal of 52363520 is 2536325.

It is a self number, because there is not a number n which added to its sum of digits gives 52363520.

It is not an unprimeable number, because it can be changed into a prime (52363529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12221 + ... + 15939.

It is an arithmetic number, because the mean of its divisors is an integer number (1900920).

Almost surely, 2^52363520 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 52363520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68433120).

52363520 is an abundant number, since it is smaller than the sum of its proper divisors (84502720).

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

52363520 is a wasteful number, since it uses less digits than its factorization.

52363520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3751 (or 3737 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 52363520 is about 7236.2642295593. The cubic root of 52363520 is about 374.1188675327.

Adding to 52363520 its reverse (2536325), we get a palindrome (54899845).

The spelling of 52363520 in words is "fifty-two million, three hundred sixty-three thousand, five hundred twenty".