50142442 has 16 divisors (see below), whose sum is σ = 86349312. Its totient is φ = 21391920.

The previous prime is 50142413. The next prime is 50142451. The reversal of 50142442 is 24424105.

It is a happy 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, 4909 + ... + 11152.

It is an arithmetic number, because the mean of its divisors is an integer number (5396832).

Almost surely, 2^50142442 is an apocalyptic number.

50142442 is a deficient number, since it is larger than the sum of its proper divisors (36206870).

50142442 is a wasteful number, since it uses less digits than its factorization.

50142442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16293.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 50142442 is about 7081.1328189775. The cubic root of 50142442 is about 368.7526587187.

Adding to 50142442 its reverse (24424105), we get a palindrome (74566547).

The spelling of 50142442 in words is "fifty million, one hundred forty-two thousand, four hundred forty-two".