424431224 has 32 divisors (see below), whose sum is σ = 910401120. Its totient is φ = 181718016.

The previous prime is 424431209. The next prime is 424431233. The reversal of 424431224 is 422134424.

It is a happy number.

It is a super-2 number, since 2×424431224² = 360283727812276352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 424431193 and 424431202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63632 + ... + 69984.

It is an arithmetic number, because the mean of its divisors is an integer number (28450035).

Almost surely, 2^424431224 is an apocalyptic number.

It is an amenable number.

424431224 is an abundant number, since it is smaller than the sum of its proper divisors (485969896).

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

424431224 is a wasteful number, since it uses less digits than its factorization.

424431224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7559 (or 7555 counting only the distinct ones).

The product of its digits is 6144, while the sum is 26.

The square root of 424431224 is about 20601.7286653329. The cubic root of 424431224 is about 751.5117501752.

Adding to 424431224 its reverse (422134424), we get a palindrome (846565648).

The spelling of 424431224 in words is "four hundred twenty-four million, four hundred thirty-one thousand, two hundred twenty-four".