50522321 has 16 divisors (see below), whose sum is σ = 54051840. Its totient is φ = 47140800.

The previous prime is 50522309. The next prime is 50522327. The reversal of 50522321 is 12322505.

It is a cyclic number.

It is not a de Polignac number, because 50522321 - 2¹⁴ = 50505937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50522293 and 50522302.

It is not an unprimeable number, because it can be changed into a prime (50522327) 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 15 ways as a sum of consecutive naturals, for example, 137480 + ... + 137846.

It is an arithmetic number, because the mean of its divisors is an integer number (3378240).

Almost surely, 2^50522321 is an apocalyptic number.

It is an amenable number.

50522321 is a deficient number, since it is larger than the sum of its proper divisors (3529519).

50522321 is a wasteful number, since it uses less digits than its factorization.

50522321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544.

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

The square root of 50522321 is about 7107.9055283536. The cubic root of 50522321 is about 369.6815399553.

Adding to 50522321 its reverse (12322505), we get a palindrome (62844826).

The spelling of 50522321 in words is "fifty million, five hundred twenty-two thousand, three hundred twenty-one".