404424412 has 12 divisors (see below), whose sum is σ = 808848880. Its totient is φ = 173324736.

The previous prime is 404424403. The next prime is 404424421. The reversal of 404424412 is 214424404.

It is an interprime number because it is at equal distance from previous prime (404424403) and next prime (404424421).

404424412 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7221837 + ... + 7221892.

Almost surely, 2^404424412 is an apocalyptic number.

It is an amenable number.

404424412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

404424412 is a wasteful number, since it uses less digits than its factorization.

404424412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14443740 (or 14443738 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 404424412 is about 20110.3061140302. The cubic root of 404424412 is about 739.5129568463.

Adding to 404424412 its reverse (214424404), we get a palindrome (618848816).

The spelling of 404424412 in words is "four hundred four million, four hundred twenty-four thousand, four hundred twelve".