422434131 has 16 divisors (see below), whose sum is σ = 648781824. Its totient is φ = 239488704.

The previous prime is 422434121. The next prime is 422434147. The reversal of 422434131 is 131434224.

It is not a de Polignac number, because 422434131 - 2¹⁸ = 422171987 is a prime.

It is a super-2 number, since 2×422434131² = 356901190067450322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (422434121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76530 + ... + 81863.

It is an arithmetic number, because the mean of its divisors is an integer number (40548864).

Almost surely, 2^422434131 is an apocalyptic number.

422434131 is a deficient number, since it is larger than the sum of its proper divisors (226347693).

422434131 is a wasteful number, since it uses less digits than its factorization.

422434131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158530.

The product of its digits is 2304, while the sum is 24.

The square root of 422434131 is about 20553.2024511997. The cubic root of 422434131 is about 750.3311906177.

Adding to 422434131 its reverse (131434224), we get a palindrome (553868355).

The spelling of 422434131 in words is "four hundred twenty-two million, four hundred thirty-four thousand, one hundred thirty-one".