50730558 has 8 divisors (see below), whose sum is σ = 101461128. Its totient is φ = 16910184.

The previous prime is 50730553. The next prime is 50730577. The reversal of 50730558 is 85503705.

It is a sphenic number, since it is the product of 3 distinct primes.

50730558 is an admirable number.

It is a super-3 number, since 3×50730558³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50730553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4227541 + ... + 4227552.

It is an arithmetic number, because the mean of its divisors is an integer number (12682641).

Almost surely, 2^50730558 is an apocalyptic number.

50730558 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.

50730558 is a wasteful number, since it uses less digits than its factorization.

50730558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8455098.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 50730558 is about 7122.5387327834. The cubic root of 50730558 is about 370.1887471366.

The spelling of 50730558 in words is "fifty million, seven hundred thirty thousand, five hundred fifty-eight".