422534234 has 16 divisors (see below), whose sum is σ = 656277120. Its totient is φ = 203789040.

The previous prime is 422534213. The next prime is 422534237. The reversal of 422534234 is 432435224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 422534197 and 422534206.

It is not an unprimeable number, because it can be changed into a prime (422534237) 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, 72779 + ... + 78369.

It is an arithmetic number, because the mean of its divisors is an integer number (41017320).

Almost surely, 2^422534234 is an apocalyptic number.

422534234 is a deficient number, since it is larger than the sum of its proper divisors (233742886).

422534234 is a wasteful number, since it uses less digits than its factorization.

422534234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6925.

The product of its digits is 23040, while the sum is 29.

The square root of 422534234 is about 20555.6375235603. The cubic root of 422534234 is about 750.3904538776.

Adding to 422534234 its reverse (432435224), we get a palindrome (854969458).

The spelling of 422534234 in words is "four hundred twenty-two million, five hundred thirty-four thousand, two hundred thirty-four".