404223041 has 4 divisors (see below), whose sum is σ = 406339584. Its totient is φ = 402106500.

The previous prime is 404223037. The next prime is 404223049. The reversal of 404223041 is 140322404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 404223041 - 2² = 404223037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (404223049) 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 3 ways as a sum of consecutive naturals, for example, 1057985 + ... + 1058366.

It is an arithmetic number, because the mean of its divisors is an integer number (101584896).

Almost surely, 2^404223041 is an apocalyptic number.

It is an amenable number.

404223041 is a deficient number, since it is larger than the sum of its proper divisors (2116543).

404223041 is a wasteful number, since it uses less digits than its factorization.

404223041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116542.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 404223041 is about 20105.2988289157. The cubic root of 404223041 is about 739.3901970406.

Adding to 404223041 its reverse (140322404), we get a palindrome (544545445).

The spelling of 404223041 in words is "four hundred four million, two hundred twenty-three thousand, forty-one".