404320411 has 24 divisors (see below), whose sum is σ = 460050192. Its totient is φ = 354868800.

The previous prime is 404320409. The next prime is 404320417. The reversal of 404320411 is 114023404.

It is not a de Polignac number, because 404320411 - 2¹ = 404320409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404320417) 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, 429201 + ... + 430141.

It is an arithmetic number, because the mean of its divisors is an integer number (19168758).

Almost surely, 2^404320411 is an apocalyptic number.

404320411 is a deficient number, since it is larger than the sum of its proper divisors (55729781).

404320411 is a wasteful number, since it uses less digits than its factorization.

404320411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1072 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 404320411 is about 20107.7201840487. The cubic root of 404320411 is about 739.4495608375.

Adding to 404320411 its reverse (114023404), we get a palindrome (518343815).

The spelling of 404320411 in words is "four hundred four million, three hundred twenty thousand, four hundred eleven".