431104422 has 64 divisors (see below), whose sum is σ = 1022515200. Its totient is φ = 118609920.

The previous prime is 431104367. The next prime is 431104451. The reversal of 431104422 is 224401134.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134454 + ... + 137622.

It is an arithmetic number, because the mean of its divisors is an integer number (15976800).

Almost surely, 2^431104422 is an apocalyptic number.

431104422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 431104422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511257600).

431104422 is an abundant number, since it is smaller than the sum of its proper divisors (591410778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431104422 is a wasteful number, since it uses less digits than its factorization.

431104422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3301.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 431104422 is about 20763.0542550946. The cubic root of 431104422 is about 755.4298807680.

Adding to 431104422 its reverse (224401134), we get a palindrome (655505556).

The spelling of 431104422 in words is "four hundred thirty-one million, one hundred four thousand, four hundred twenty-two".