50845221 has 36 divisors (see below), whose sum is σ = 86518432. Its totient is φ = 28171584.

The previous prime is 50845217. The next prime is 50845243. The reversal of 50845221 is 12254805.

It is a happy number.

50845221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50845221 - 2² = 50845217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50845021) 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 35 ways as a sum of consecutive naturals, for example, 371065 + ... + 371201.

Almost surely, 2^50845221 is an apocalyptic number.

It is an amenable number.

50845221 is a deficient number, since it is larger than the sum of its proper divisors (35673211).

50845221 is a wasteful number, since it uses less digits than its factorization.

50845221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330 (or 190 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 50845221 is about 7130.5834964609. The cubic root of 50845221 is about 370.4674418329.

The spelling of 50845221 in words is "fifty million, eight hundred forty-five thousand, two hundred twenty-one".