50938142 has 4 divisors (see below), whose sum is σ = 76407216. Its totient is φ = 25469070.

The previous prime is 50938133. The next prime is 50938163. The reversal of 50938142 is 24183905.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24183905 = 5 ⋅4836781.

It is a junction number, because it is equal to n+sod(n) for n = 50938099 and 50938108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12734534 + ... + 12734537.

It is an arithmetic number, because the mean of its divisors is an integer number (19101804).

Almost surely, 2^50938142 is an apocalyptic number.

50938142 is a deficient number, since it is larger than the sum of its proper divisors (25469074).

50938142 is a wasteful number, since it uses less digits than its factorization.

50938142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25469073.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 50938142 is about 7137.0961882267. The cubic root of 50938142 is about 370.6929842102.

The spelling of 50938142 in words is "fifty million, nine hundred thirty-eight thousand, one hundred forty-two".