404766227 has 4 divisors (see below), whose sum is σ = 414638616. Its totient is φ = 394893840.

The previous prime is 404766203. The next prime is 404766233. The reversal of 404766227 is 722667404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 404766227 - 2¹² = 404762131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404768227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4936133 + ... + 4936214.

It is an arithmetic number, because the mean of its divisors is an integer number (103659654).

Almost surely, 2^404766227 is an apocalyptic number.

404766227 is a deficient number, since it is larger than the sum of its proper divisors (9872389).

404766227 is an equidigital number, since it uses as much as digits as its factorization.

404766227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9872388.

The product of its (nonzero) digits is 112896, while the sum is 38.

The square root of 404766227 is about 20118.8028222357. The cubic root of 404766227 is about 739.7212408771.

The spelling of 404766227 in words is "four hundred four million, seven hundred sixty-six thousand, two hundred twenty-seven".