434111223 has 64 divisors (see below), whose sum is σ = 759693312. Its totient is φ = 214220160.

The previous prime is 434111213. The next prime is 434111243. The reversal of 434111223 is 322111434.

It is not a de Polignac number, because 434111223 - 2⁵ = 434111191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 434111223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434111213) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 294378 + ... + 295848.

It is an arithmetic number, because the mean of its divisors is an integer number (11870208).

Almost surely, 2^434111223 is an apocalyptic number.

434111223 is a deficient number, since it is larger than the sum of its proper divisors (325582089).

434111223 is a wasteful number, since it uses less digits than its factorization.

434111223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564.

The product of its digits is 576, while the sum is 21.

The square root of 434111223 is about 20835.3359224180. The cubic root of 434111223 is about 757.1820988476.

Adding to 434111223 its reverse (322111434), we get a palindrome (756222657).

The spelling of 434111223 in words is "four hundred thirty-four million, one hundred eleven thousand, two hundred twenty-three".