404321343 has 8 divisors (see below), whose sum is σ = 539438256. Its totient is φ = 269376000.

The previous prime is 404321329. The next prime is 404321371. The reversal of 404321343 is 343123404.

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

It is not a de Polignac number, because 404321343 - 2⁸ = 404321087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404321143) 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, 37288 + ... + 46893.

It is an arithmetic number, because the mean of its divisors is an integer number (67429782).

Almost surely, 2^404321343 is an apocalyptic number.

404321343 is a deficient number, since it is larger than the sum of its proper divisors (135116913).

404321343 is a wasteful number, since it uses less digits than its factorization.

404321343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85785.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 404321343 is about 20107.7433592136. The cubic root of 404321343 is about 739.4501290061.

Adding to 404321343 its reverse (343123404), we get a palindrome (747444747).

The spelling of 404321343 in words is "four hundred four million, three hundred twenty-one thousand, three hundred forty-three".