50558256 has 100 divisors (see below), whose sum is σ = 167264592. Its totient is φ = 14442624.

The previous prime is 50558251. The next prime is 50558257. The reversal of 50558256 is 65285505.

50558256 is a `hidden beast` number, since 50 + 558 + 2 + 56 = 666.

It is a super-3 number, since 3×50558256³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 50558256.

It is not an unprimeable number, because it can be changed into a prime (50558251) 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 19 ways as a sum of consecutive naturals, for example, 6286 + ... + 11858.

Almost surely, 2^50558256 is an apocalyptic number.

50558256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50558256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83632296).

50558256 is an abundant number, since it is smaller than the sum of its proper divisors (116706336).

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

50558256 is a wasteful number, since it uses less digits than its factorization.

50558256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5600 (or 5585 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 50558256 is about 7110.4328982137. The cubic root of 50558256 is about 369.7691669520.

The spelling of 50558256 in words is "fifty million, five hundred fifty-eight thousand, two hundred fifty-six".