404224232 has 32 divisors (see below), whose sum is σ = 808315200. Its totient is φ = 188845824.

The previous prime is 404224217. The next prime is 404224237. The reversal of 404224232 is 232422404.

It is a junction number, because it is equal to n+sod(n) for n = 404224198 and 404224207.

It is not an unprimeable number, because it can be changed into a prime (404224237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8213 + ... + 29595.

It is an arithmetic number, because the mean of its divisors is an integer number (25259850).

Almost surely, 2^404224232 is an apocalyptic number.

It is an amenable number.

404224232 is a deficient number, since it is larger than the sum of its proper divisors (404090968).

404224232 is a wasteful number, since it uses less digits than its factorization.

404224232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21545 (or 21541 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 404224232 is about 20105.3284479513. The cubic root of 404224232 is about 739.3909232180.

Adding to 404224232 its reverse (232422404), we get a palindrome (636646636).

The spelling of 404224232 in words is "four hundred four million, two hundred twenty-four thousand, two hundred thirty-two".