50139282 has 16 divisors (see below), whose sum is σ = 100501632. Its totient is φ = 16675920.

The previous prime is 50139281. The next prime is 50139283. The reversal of 50139282 is 28293105.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (50139281) and next prime (50139283).

It is not an unprimeable number, because it can be changed into a prime (50139281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6298 + ... + 11829.

It is an arithmetic number, because the mean of its divisors is an integer number (6281352).

Almost surely, 2^50139282 is an apocalyptic number.

50139282 is an abundant number, since it is smaller than the sum of its proper divisors (50362350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50139282 is a wasteful number, since it uses less digits than its factorization.

50139282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18593.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 50139282 is about 7080.9096873213. The cubic root of 50139282 is about 368.7449122347.

The spelling of 50139282 in words is "fifty million, one hundred thirty-nine thousand, two hundred eighty-two".