424402224 has 40 divisors (see below), whose sum is σ = 1098023472. Its totient is φ = 141254400.

The previous prime is 424402219. The next prime is 424402249. The reversal of 424402224 is 422204424.

It is a super-2 number, since 2×424402224² = 360234495472292352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 424402194 and 424402203.

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, 27342 + ... + 39954.

Almost surely, 2^424402224 is an apocalyptic number.

It is an amenable number.

424402224 is an abundant number, since it is smaller than the sum of its proper divisors (673621248).

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

424402224 is a wasteful number, since it uses less digits than its factorization.

424402224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13325 (or 13319 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 424402224 is about 20601.0248288768. The cubic root of 424402224 is about 751.4946336705.

Adding to 424402224 its reverse (422204424), we get a palindrome (846606648).

The spelling of 424402224 in words is "four hundred twenty-four million, four hundred two thousand, two hundred twenty-four".