50290403 has 4 divisors (see below), whose sum is σ = 53248680. Its totient is φ = 47332128.

The previous prime is 50290381. The next prime is 50290417. The reversal of 50290403 is 30409205.

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 50290403 - 2¹⁸ = 50028259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50290433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1479113 + ... + 1479146.

It is an arithmetic number, because the mean of its divisors is an integer number (13312170).

Almost surely, 2^50290403 is an apocalyptic number.

50290403 is a deficient number, since it is larger than the sum of its proper divisors (2958277).

50290403 is a wasteful number, since it uses less digits than its factorization.

50290403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2958276.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 50290403 is about 7091.5726746611. The cubic root of 50290403 is about 369.1150093297.

Adding to 50290403 its reverse (30409205), we get a palindrome (80699608).

The spelling of 50290403 in words is "fifty million, two hundred ninety thousand, four hundred three".