50105533 has 4 divisors (see below), whose sum is σ = 51833340. Its totient is φ = 48377728.

The previous prime is 50105519. The next prime is 50105543. The reversal of 50105533 is 33550105.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12687844 + 37417689 = 3562^2 + 6117^2 .

It is a cyclic number.

It is not a de Polignac number, because 50105533 - 2¹⁷ = 49974461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50105543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 863860 + ... + 863917.

It is an arithmetic number, because the mean of its divisors is an integer number (12958335).

Almost surely, 2^50105533 is an apocalyptic number.

It is an amenable number.

50105533 is a deficient number, since it is larger than the sum of its proper divisors (1727807).

50105533 is a wasteful number, since it uses less digits than its factorization.

50105533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727806.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 50105533 is about 7078.5261884096. The cubic root of 50105533 is about 368.6621589868.

Adding to 50105533 its reverse (33550105), we get a palindrome (83655638).

The spelling of 50105533 in words is "fifty million, one hundred five thousand, five hundred thirty-three".