50431222 has 24 divisors (see below), whose sum is σ = 78915816. Its totient is φ = 24167808.

The previous prime is 50431181. The next prime is 50431267. The reversal of 50431222 is 22213405.

It is a self number, because there is not a number n which added to its sum of digits gives 50431222.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 309313 + ... + 309475.

It is an arithmetic number, because the mean of its divisors is an integer number (3288159).

Almost surely, 2^50431222 is an apocalyptic number.

50431222 is a deficient number, since it is larger than the sum of its proper divisors (28484594).

50431222 is a wasteful number, since it uses less digits than its factorization.

50431222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 50431222 is about 7101.4943497830. The cubic root of 50431222 is about 369.4592099693.

Adding to 50431222 its reverse (22213405), we get a palindrome (72644627).

It can be divided in two parts, 50431 and 222, that added together give a cube (50653 = 37³).

The spelling of 50431222 in words is "fifty million, four hundred thirty-one thousand, two hundred twenty-two".