422431115 has 8 divisors (see below), whose sum is σ = 510787728. Its totient is φ = 335364640.

The previous prime is 422431069. The next prime is 422431117. The reversal of 422431115 is 511134224.

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

It is not a de Polignac number, because 422431115 - 2¹⁰ = 422430091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422431117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321812 + ... + 323121.

It is an arithmetic number, because the mean of its divisors is an integer number (63848466).

Almost surely, 2^422431115 is an apocalyptic number.

422431115 is a deficient number, since it is larger than the sum of its proper divisors (88356613).

422431115 is a wasteful number, since it uses less digits than its factorization.

422431115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645069.

The product of its digits is 960, while the sum is 23.

The square root of 422431115 is about 20553.1290805074. The cubic root of 422431115 is about 750.3294049316.

Adding to 422431115 its reverse (511134224), we get a palindrome (933565339).

The spelling of 422431115 in words is "four hundred twenty-two million, four hundred thirty-one thousand, one hundred fifteen".