431130422 has 8 divisors (see below), whose sum is σ = 647620272. Its totient is φ = 215257000.

The previous prime is 431130419. The next prime is 431130433. The reversal of 431130422 is 224031134.

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

It is a junction number, because it is equal to n+sod(n) for n = 431130394 and 431130403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152354 + ... + 155157.

It is an arithmetic number, because the mean of its divisors is an integer number (80952534).

Almost surely, 2^431130422 is an apocalyptic number.

431130422 is a deficient number, since it is larger than the sum of its proper divisors (216489850).

431130422 is a wasteful number, since it uses less digits than its factorization.

431130422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308214.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 431130422 is about 20763.6803577786. The cubic root of 431130422 is about 755.4450671753.

Adding to 431130422 its reverse (224031134), we get a palindrome (655161556).

The spelling of 431130422 in words is "four hundred thirty-one million, one hundred thirty thousand, four hundred twenty-two".