50203442 has 4 divisors (see below), whose sum is σ = 75305166. Its totient is φ = 25101720.

The previous prime is 50203409. The next prime is 50203451. The reversal of 50203442 is 24430205.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24430205 = 5 ⋅4886041.

It can be written as a sum of positive squares in only one way, i.e., 29691601 + 20511841 = 5449^2 + 4529^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12550859 + ... + 12550862.

Almost surely, 2^50203442 is an apocalyptic number.

50203442 is a deficient number, since it is larger than the sum of its proper divisors (25101724).

50203442 is a wasteful number, since it uses less digits than its factorization.

50203442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25101723.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 50203442 is about 7085.4387302411. The cubic root of 50203442 is about 368.9021315399.

Adding to 50203442 its reverse (24430205), we get a palindrome (74633647).

The spelling of 50203442 in words is "fifty million, two hundred three thousand, four hundred forty-two".