50144222 has 4 divisors (see below), whose sum is σ = 75216336. Its totient is φ = 25072110.

The previous prime is 50144197. The next prime is 50144233. The reversal of 50144222 is 22244105.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 50144194 and 50144203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12536054 + ... + 12536057.

It is an arithmetic number, because the mean of its divisors is an integer number (18804084).

Almost surely, 2^50144222 is an apocalyptic number.

50144222 is a deficient number, since it is larger than the sum of its proper divisors (25072114).

50144222 is a wasteful number, since it uses less digits than its factorization.

50144222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25072113.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 50144222 is about 7081.2585039667. The cubic root of 50144222 is about 368.7570221013.

Adding to 50144222 its reverse (22244105), we get a palindrome (72388327).

The spelling of 50144222 in words is "fifty million, one hundred forty-four thousand, two hundred twenty-two".