423424322 has 8 divisors (see below), whose sum is σ = 644616336. Its totient is φ = 208552212.

The previous prime is 423424307. The next prime is 423424327. The reversal of 423424322 is 223424324.

It is a happy number.

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

It is a super-2 number, since 2×423424322² = 358576312922319368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423424291 and 423424300.

It is not an unprimeable number, because it can be changed into a prime (423424327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1579808 + ... + 1580075.

It is an arithmetic number, because the mean of its divisors is an integer number (80577042).

Almost surely, 2^423424322 is an apocalyptic number.

423424322 is a deficient number, since it is larger than the sum of its proper divisors (221192014).

423424322 is a wasteful number, since it uses less digits than its factorization.

423424322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159952.

The product of its digits is 9216, while the sum is 26.

The square root of 423424322 is about 20577.2768363552. The cubic root of 423424322 is about 750.9169951104.

Adding to 423424322 its reverse (223424324), we get a palindrome (646848646).

It can be divided in two parts, 42342 and 4322, that added together give a palindrome (46664).

The spelling of 423424322 in words is "four hundred twenty-three million, four hundred twenty-four thousand, three hundred twenty-two".