404032230405 has 24 divisors (see below), whose sum is σ = 722913584640. Its totient is φ = 208532763360.

The previous prime is 404032230401. The next prime is 404032230419. The reversal of 404032230405 is 504032230404.

It is not a de Polignac number, because 404032230405 - 2² = 404032230401 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404032230401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144813025 + ... + 144815814.

It is an arithmetic number, because the mean of its divisors is an integer number (30121399360).

Almost surely, 2^404032230405 is an apocalyptic number.

404032230405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

404032230405 is a deficient number, since it is larger than the sum of its proper divisors (318881354235).

404032230405 is a wasteful number, since it uses less digits than its factorization.

404032230405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289628881 (or 289628878 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 404032230405 its reverse (504032230404), we get a palindrome (908064460809).

Subtracting 404032230405 from its reverse (504032230404), we obtain a palindrome (99999999999).

The spelling of 404032230405 in words is "four hundred four billion, thirty-two million, two hundred thirty thousand, four hundred five".