431222 has 16 divisors (see below), whose sum is σ = 747792. Its totient is φ = 184320.

The previous prime is 431219. The next prime is 431237. The reversal of 431222 is 222134.

It is a junction number, because it is equal to n+sod(n) for n = 431197 and 431206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203 + ... + 950.

It is an arithmetic number, because the mean of its divisors is an integer number (46737).

2⁴³¹²²² is an apocalyptic number.

431222 is a deficient number, since it is larger than the sum of its proper divisors (316570).

431222 is a wasteful number, since it uses less digits than its factorization.

431222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183.

The product of its digits is 96, while the sum is 14.

The square root of 431222 is about 656.6749576465. The cubic root of 431222 is about 75.5498552344.

Adding to 431222 its reverse (222134), we get a palindrome (653356).

It can be divided in two parts, 4312 and 22, that multiplied together give a square (94864 = 308²).

The spelling of 431222 in words is "four hundred thirty-one thousand, two hundred twenty-two".