405323322 has 8 divisors (see below), whose sum is σ = 810646656. Its totient is φ = 135107772.

The previous prime is 405323311. The next prime is 405323329. The reversal of 405323322 is 223323504.

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

405323322 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 405323292 and 405323301.

It is not an unprimeable number, because it can be changed into a prime (405323329) 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, 33776938 + ... + 33776949.

It is an arithmetic number, because the mean of its divisors is an integer number (101330832).

Almost surely, 2^405323322 is an apocalyptic number.

405323322 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.

405323322 is a wasteful number, since it uses less digits than its factorization.

405323322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67553892.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 405323322 is about 20132.6431945733. The cubic root of 405323322 is about 740.0604540336.

Adding to 405323322 its reverse (223323504), we get a palindrome (628646826).

The spelling of 405323322 in words is "four hundred five million, three hundred twenty-three thousand, three hundred twenty-two".