50522213 has 16 divisors (see below), whose sum is σ = 59103360. Its totient is φ = 42292800.

The previous prime is 50522207. The next prime is 50522233. The reversal of 50522213 is 31222505.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50522213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50522203) 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, 76103 + ... + 76763.

It is an arithmetic number, because the mean of its divisors is an integer number (3693960).

Almost surely, 2^50522213 is an apocalyptic number.

It is an amenable number.

50522213 is a deficient number, since it is larger than the sum of its proper divisors (8581147).

50522213 is a wasteful number, since it uses less digits than its factorization.

50522213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908.

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

The square root of 50522213 is about 7107.8979311749. The cubic root of 50522213 is about 369.6812765362.

Adding to 50522213 its reverse (31222505), we get a palindrome (81744718).

The spelling of 50522213 in words is "fifty million, five hundred twenty-two thousand, two hundred thirteen".