50808403 has 4 divisors (see below), whose sum is σ = 53017488. Its totient is φ = 48599320.

The previous prime is 50808379. The next prime is 50808431. The reversal of 50808403 is 30480805.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30480805 = 5 ⋅6096161.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50808403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50808463) 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, 1104508 + ... + 1104553.

It is an arithmetic number, because the mean of its divisors is an integer number (13254372).

Almost surely, 2^50808403 is an apocalyptic number.

50808403 is a deficient number, since it is larger than the sum of its proper divisors (2209085).

50808403 is a wasteful number, since it uses less digits than its factorization.

50808403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209084.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 50808403 is about 7128.0013327720. The cubic root of 50808403 is about 370.3779993798.

The spelling of 50808403 in words is "fifty million, eight hundred eight thousand, four hundred three".