404336322 has 48 divisors (see below), whose sum is σ = 959474880. Its totient is φ = 122298336.

The previous prime is 404336293. The next prime is 404336323. The reversal of 404336322 is 223633404.

It is a happy number.

404336322 is a `hidden beast` number, since 4 + 0 + 4 + 336 + 322 = 666.

It is a super-2 number, since 2×404336322² = 326975722576975368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404336323) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 838 + ... + 28449.

It is an arithmetic number, because the mean of its divisors is an integer number (19989060).

Almost surely, 2^404336322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 404336322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (479737440).

404336322 is an abundant number, since it is smaller than the sum of its proper divisors (555138558).

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

404336322 is a wasteful number, since it uses less digits than its factorization.

404336322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29367 (or 29364 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

The square root of 404336322 is about 20108.1158242139. The cubic root of 404336322 is about 739.4592604284.

Adding to 404336322 its reverse (223633404), we get a palindrome (627969726).

The spelling of 404336322 in words is "four hundred four million, three hundred thirty-six thousand, three hundred twenty-two".