404227 has 4 divisors (see below), whose sum is σ = 407056. Its totient is φ = 401400.

The previous prime is 404221. The next prime is 404249. The reversal of 404227 is 722404.

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 404227 - 2⁷ = 404099 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (404221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188 + ... + 1489.

It is an arithmetic number, because the mean of its divisors is an integer number (101764).

2⁴⁰⁴²²⁷ is an apocalyptic number.

404227 is a deficient number, since it is larger than the sum of its proper divisors (2829).

404227 is a wasteful number, since it uses less digits than its factorization.

404227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 404227 is about 635.7884868413. The cubic root of 404227 is about 73.9392610919.

The spelling of 404227 in words is "four hundred four thousand, two hundred twenty-seven", and thus it is an iban number.