53032530 has 16 divisors (see below), whose sum is σ = 127278144. Its totient is φ = 14142000.

The previous prime is 53032523. The next prime is 53032589. The reversal of 53032530 is 3523035.

It is a junction number, because it is equal to n+sod(n) for n = 53032497 and 53032506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883846 + ... + 883905.

It is an arithmetic number, because the mean of its divisors is an integer number (7954884).

Almost surely, 2^53032530 is an apocalyptic number.

53032530 is an abundant number, since it is smaller than the sum of its proper divisors (74245614).

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

53032530 is a wasteful number, since it uses less digits than its factorization.

53032530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767761.

The product of its (nonzero) digits is 1350, while the sum is 21.

The square root of 53032530 is about 7282.3437161397. The cubic root of 53032530 is about 375.7054100037.

Adding to 53032530 its reverse (3523035), we get a palindrome (56555565).

The spelling of 53032530 in words is "fifty-three million, thirty-two thousand, five hundred thirty".