50632221 has 4 divisors (see below), whose sum is σ = 67509632. Its totient is φ = 33754812.

The previous prime is 50632213. The next prime is 50632237. The reversal of 50632221 is 12223605.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 50632221 - 2³ = 50632213 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 (50632271) 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 3 ways as a sum of consecutive naturals, for example, 8438701 + ... + 8438706.

It is an arithmetic number, because the mean of its divisors is an integer number (16877408).

Almost surely, 2^50632221 is an apocalyptic number.

It is an amenable number.

50632221 is a deficient number, since it is larger than the sum of its proper divisors (16877411).

50632221 is a wasteful number, since it uses less digits than its factorization.

50632221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16877410.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 50632221 is about 7115.6321574404. The cubic root of 50632221 is about 369.9493989725.

Adding to 50632221 its reverse (12223605), we get a palindrome (62855826).

The spelling of 50632221 in words is "fifty million, six hundred thirty-two thousand, two hundred twenty-one".