53026530 has 64 divisors (see below), whose sum is σ = 137289600. Its totient is φ = 13063680.

The previous prime is 53026517. The next prime is 53026537. The reversal of 53026530 is 3562035.

53026530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 53026530.

It is not an unprimeable number, because it can be changed into a prime (53026537) 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 31 ways as a sum of consecutive naturals, for example, 22236 + ... + 24504.

It is an arithmetic number, because the mean of its divisors is an integer number (2145150).

Almost surely, 2^53026530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53026530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68644800).

53026530 is an abundant number, since it is smaller than the sum of its proper divisors (84263070).

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

53026530 is a wasteful number, since it uses less digits than its factorization.

53026530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2339.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 53026530 is about 7281.9317491995. The cubic root of 53026530 is about 375.6912406031.

Adding to 53026530 its reverse (3562035), we get a palindrome (56588565).

The spelling of 53026530 in words is "fifty-three million, twenty-six thousand, five hundred thirty".