50403263 has 4 divisors (see below), whose sum is σ = 51229608. Its totient is φ = 49576920.

The previous prime is 50403253. The next prime is 50403289. The reversal of 50403263 is 36230405.

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

It is a cyclic number.

It is not a de Polignac number, because 50403263 - 2⁸ = 50403007 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 (50403253) 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, 413081 + ... + 413202.

It is an arithmetic number, because the mean of its divisors is an integer number (12807402).

Almost surely, 2^50403263 is an apocalyptic number.

50403263 is a deficient number, since it is larger than the sum of its proper divisors (826345).

50403263 is an equidigital number, since it uses as much as digits as its factorization.

50403263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826344.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 50403263 is about 7099.5255475278. The cubic root of 50403263 is about 369.3909214557.

Adding to 50403263 its reverse (36230405), we get a palindrome (86633668).

The spelling of 50403263 in words is "fifty million, four hundred three thousand, two hundred sixty-three".