50142422 has 16 divisors (see below), whose sum is σ = 82976400. Its totient is φ = 22535040.

The previous prime is 50142413. The next prime is 50142451. The reversal of 50142422 is 22424105.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 50142394 and 50142403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10847 + ... + 14762.

It is an arithmetic number, because the mean of its divisors is an integer number (5186025).

Almost surely, 2^50142422 is an apocalyptic number.

50142422 is a deficient number, since it is larger than the sum of its proper divisors (32833978).

50142422 is a wasteful number, since it uses less digits than its factorization.

50142422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25711.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 50142422 is about 7081.1314067739. The cubic root of 50142422 is about 368.7526096914.

Adding to 50142422 its reverse (22424105), we get a palindrome (72566527).

The spelling of 50142422 in words is "fifty million, one hundred forty-two thousand, four hundred twenty-two".