50138242 has 32 divisors (see below), whose sum is σ = 94270464. Its totient is φ = 19429200.

The previous prime is 50138227. The next prime is 50138281. The reversal of 50138242 is 24283105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31723 + ... + 33265.

It is an arithmetic number, because the mean of its divisors is an integer number (2945952).

Almost surely, 2^50138242 is an apocalyptic number.

50138242 is a deficient number, since it is larger than the sum of its proper divisors (44132222).

50138242 is a wasteful number, since it uses less digits than its factorization.

50138242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 50138242 is about 7080.8362500484. The cubic root of 50138242 is about 368.7423626877.

The spelling of 50138242 in words is "fifty million, one hundred thirty-eight thousand, two hundred forty-two".