431122 has 8 divisors (see below), whose sum is σ = 651276. Its totient is φ = 214032.

The previous prime is 431107. The next prime is 431141. The reversal of 431122 is 221134.

It can be written as a sum of positive squares in 2 ways, for example, as 408321 + 22801 = 639^2 + 151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

431122 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 373 + ... + 1000.

2⁴³¹¹²² is an apocalyptic number.

431122 is a deficient number, since it is larger than the sum of its proper divisors (220154).

431122 is a wasteful number, since it uses less digits than its factorization.

431122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532.

The product of its digits is 48, while the sum is 13.

The square root of 431122 is about 656.5988120611. The cubic root of 431122 is about 75.5440148014.

Adding to 431122 its reverse (221134), we get a palindrome (652256).

The spelling of 431122 in words is "four hundred thirty-one thousand, one hundred twenty-two".