50005503 has 6 divisors (see below), whose sum is σ = 72230184. Its totient is φ = 33336996.

The previous prime is 50005489. The next prime is 50005507. The reversal of 50005503 is 30550005.

It is not a de Polignac number, because 50005503 - 2⁸ = 50005247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50005507) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2778075 + ... + 2778092.

It is an arithmetic number, because the mean of its divisors is an integer number (12038364).

Almost surely, 2^50005503 is an apocalyptic number.

50005503 is a deficient number, since it is larger than the sum of its proper divisors (22224681).

50005503 is a wasteful number, since it uses less digits than its factorization.

50005503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556173 (or 5556170 counting only the distinct ones).

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

The square root of 50005503 is about 7071.4569220211. The cubic root of 50005503 is about 368.4166648518.

Adding to 50005503 its reverse (30550005), we get a palindrome (80555508).

The spelling of 50005503 in words is "fifty million, five thousand, five hundred three".