50442133 has 4 divisors (see below), whose sum is σ = 57648160. Its totient is φ = 43236108.

The previous prime is 50442121. The next prime is 50442149. The reversal of 50442133 is 33124405.

50442133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50442133 - 2⁵ = 50442101 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 (50442173) 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 3 ways as a sum of consecutive naturals, for example, 3603003 + ... + 3603016.

It is an arithmetic number, because the mean of its divisors is an integer number (14412040).

Almost surely, 2^50442133 is an apocalyptic number.

It is an amenable number.

50442133 is a deficient number, since it is larger than the sum of its proper divisors (7206027).

50442133 is an equidigital number, since it uses as much as digits as its factorization.

50442133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7206026.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 50442133 is about 7102.2625268290. The cubic root of 50442133 is about 369.4858527155.

Adding to 50442133 its reverse (33124405), we get a palindrome (83566538).

The spelling of 50442133 in words is "fifty million, four hundred forty-two thousand, one hundred thirty-three".