404336323 has 2 divisors, whose sum is σ = 404336324. Its totient is φ = 404336322.

The previous prime is 404336293. The next prime is 404336327. The reversal of 404336323 is 323633404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404336323 - 2¹⁷ = 404205251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404336291 and 404336300.

It is not a weakly prime, because it can be changed into another prime (404336327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202168161 + 202168162.

It is an arithmetic number, because the mean of its divisors is an integer number (202168162).

Almost surely, 2^404336323 is an apocalyptic number.

404336323 is a deficient number, since it is larger than the sum of its proper divisors (1).

404336323 is an equidigital number, since it uses as much as digits as its factorization.

404336323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 28.

The square root of 404336323 is about 20108.1158490794. The cubic root of 404336323 is about 739.4592610380.

Adding to 404336323 its reverse (323633404), we get a palindrome (727969727).

The spelling of 404336323 in words is "four hundred four million, three hundred thirty-six thousand, three hundred twenty-three".