50005530 has 48 divisors (see below), whose sum is σ = 136861920. Its totient is φ = 12632544.

The previous prime is 50005507. The next prime is 50005531. The reversal of 50005530 is 3550005.

50005530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (50005531) 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, 12912 + ... + 16331.

It is an arithmetic number, because the mean of its divisors is an integer number (2851290).

Almost surely, 2^50005530 is an apocalyptic number.

50005530 is an abundant number, since it is smaller than the sum of its proper divisors (86856390).

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

50005530 is a wasteful number, since it uses less digits than its factorization.

50005530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29275 (or 29272 counting only the distinct ones).

The product of its (nonzero) digits is 375, while the sum is 18.

The square root of 50005530 is about 7071.4588311041. The cubic root of 50005530 is about 368.4167311595.

Adding to 50005530 its reverse (3550005), we get a palindrome (53555535).

The spelling of 50005530 in words is "fifty million, five thousand, five hundred thirty".