423424422 has 20 divisors (see below), whose sum is σ = 948784716. Its totient is φ = 141141420.

The previous prime is 423424409. The next prime is 423424433. The reversal of 423424422 is 224424324.

423424422 is a `hidden beast` number, since 4 + 234 + 2 + 4 + 422 = 666.

It is a super-2 number, since 2×423424422² = 358576482292068168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1306704 + ... + 1307027.

Almost surely, 2^423424422 is an apocalyptic number.

423424422 is an abundant number, since it is smaller than the sum of its proper divisors (525360294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423424422 is a wasteful number, since it uses less digits than its factorization.

423424422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2613745 (or 2613736 counting only the distinct ones).

The product of its digits is 12288, while the sum is 27.

The square root of 423424422 is about 20577.2792662198. The cubic root of 423424422 is about 750.9170542250.

Adding to 423424422 its reverse (224424324), we get a palindrome (647848746).

It can be divided in two parts, 42342 and 4422, that added together give a palindrome (46764).

The spelling of 423424422 in words is "four hundred twenty-three million, four hundred twenty-four thousand, four hundred twenty-two".