50558238 has 36 divisors (see below), whose sum is σ = 116377560. Its totient is φ = 15859776.

The previous prime is 50558231. The next prime is 50558251. The reversal of 50558238 is 83285505.

50558238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×50558238² = 5112270859329288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50558231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 343 + ... + 10061.

It is an arithmetic number, because the mean of its divisors is an integer number (3232710).

Almost surely, 2^50558238 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50558238, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58188780).

50558238 is an abundant number, since it is smaller than the sum of its proper divisors (65819322).

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

50558238 is a wasteful number, since it uses less digits than its factorization.

50558238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9761 (or 9741 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 50558238 is about 7110.4316324679. The cubic root of 50558238 is about 369.7691230696.

The spelling of 50558238 in words is "fifty million, five hundred fifty-eight thousand, two hundred thirty-eight".