53803530 has 48 divisors (see below), whose sum is σ = 152609184. Its totient is φ = 13043040.

The previous prime is 53803511. The next prime is 53803531. The reversal of 53803530 is 3530835.

53803530 is a `hidden beast` number, since 53 + 80 + 3 + 530 = 666.

53803530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 53803494 and 53803503.

It is not an unprimeable number, because it can be changed into a prime (53803531) 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, 26184 + ... + 28163.

It is an arithmetic number, because the mean of its divisors is an integer number (3179358).

Almost surely, 2^53803530 is an apocalyptic number.

53803530 is an abundant number, since it is smaller than the sum of its proper divisors (98805654).

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

53803530 is a wasteful number, since it uses less digits than its factorization.

53803530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54371 (or 54368 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 53803530 is about 7335.0889565158. The cubic root of 53803530 is about 377.5173566278.

The spelling of 53803530 in words is "fifty-three million, eight hundred three thousand, five hundred thirty".