422434 has 4 divisors (see below), whose sum is σ = 633654. Its totient is φ = 211216.

The previous prime is 422431. The next prime is 422453. The reversal of 422434 is 434224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 330625 + 91809 = 575^2 + 303^2 .

It is not an unprimeable number, because it can be changed into a prime (422431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105607 + ... + 105610.

2⁴²²⁴³⁴ is an apocalyptic number.

422434 is a deficient number, since it is larger than the sum of its proper divisors (211220).

422434 is a wasteful number, since it uses less digits than its factorization.

422434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211219.

The product of its digits is 768, while the sum is 19.

The square root of 422434 is about 649.9492287864. The cubic root of 422434 is about 75.0331113057.

Adding to 422434 its reverse (434224), we get a palindrome (856658).

The spelling of 422434 in words is "four hundred twenty-two thousand, four hundred thirty-four".