50543021 has 8 divisors (see below), whose sum is σ = 53304000. Its totient is φ = 47792160.

The previous prime is 50542981. The next prime is 50543039. The reversal of 50543021 is 12034505.

50543021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 50543021 - 2⁶ = 50542957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50542984 and 50543002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50543071) 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 7 ways as a sum of consecutive naturals, for example, 9161 + ... + 13601.

It is an arithmetic number, because the mean of its divisors is an integer number (6663000).

Almost surely, 2^50543021 is an apocalyptic number.

It is an amenable number.

50543021 is a deficient number, since it is larger than the sum of its proper divisors (2760979).

50543021 is a wasteful number, since it uses less digits than its factorization.

50543021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5059.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 50543021 is about 7109.3615043828. The cubic root of 50543021 is about 369.7320216886.

Adding to 50543021 its reverse (12034505), we get a palindrome (62577526).

The spelling of 50543021 in words is "fifty million, five hundred forty-three thousand, twenty-one".