50501233 has 2 divisors, whose sum is σ = 50501234. Its totient is φ = 50501232.

The previous prime is 50501219. The next prime is 50501251. The reversal of 50501233 is 33210505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43983424 + 6517809 = 6632^2 + 2553^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50501233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50501233.

It is not a weakly prime, because it can be changed into another prime (50501273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25250616 + 25250617.

It is an arithmetic number, because the mean of its divisors is an integer number (25250617).

Almost surely, 2^50501233 is an apocalyptic number.

It is an amenable number.

50501233 is a deficient number, since it is larger than the sum of its proper divisors (1).

50501233 is an equidigital number, since it uses as much as digits as its factorization.

50501233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 50501233 is about 7106.4219548237. The cubic root of 50501233 is about 369.6300978134.

Adding to 50501233 its reverse (33210505), we get a palindrome (83711738).

The spelling of 50501233 in words is "fifty million, five hundred one thousand, two hundred thirty-three".