404424322 has 8 divisors (see below), whose sum is σ = 642321036. Its totient is φ = 190317312.

The previous prime is 404424313. The next prime is 404424323. The reversal of 404424322 is 223424404.

It can be written as a sum of positive squares in 2 ways, for example, as 404371881 + 52441 = 20109^2 + 229^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (404424323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5947383 + ... + 5947450.

Almost surely, 2^404424322 is an apocalyptic number.

404424322 is a deficient number, since it is larger than the sum of its proper divisors (237896714).

404424322 is a wasteful number, since it uses less digits than its factorization.

404424322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11894852.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 404424322 is about 20110.3038763714. The cubic root of 404424322 is about 739.5129019896.

Adding to 404424322 its reverse (223424404), we get a palindrome (627848726).

The spelling of 404424322 in words is "four hundred four million, four hundred twenty-four thousand, three hundred twenty-two".