50558228 has 12 divisors (see below), whose sum is σ = 101116512. Its totient is φ = 21667800.

The previous prime is 50558227. The next prime is 50558231. The reversal of 50558228 is 82285505.

50558228 is an admirable number.

It is a super-2 number, since 2×50558228² = 5112268836999968, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50558227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902798 + ... + 902853.

It is an arithmetic number, because the mean of its divisors is an integer number (8426376).

Almost surely, 2^50558228 is an apocalyptic number.

It is an amenable number.

50558228 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

50558228 is a wasteful number, since it uses less digits than its factorization.

50558228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805662 (or 1805660 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 35.

The square root of 50558228 is about 7110.4309292757. The cubic root of 50558228 is about 369.7690986905.

The spelling of 50558228 in words is "fifty million, five hundred fifty-eight thousand, two hundred twenty-eight".