6406227 has 12 divisors (see below), whose sum is σ = 9277944. Its totient is φ = 4259520.

The previous prime is 6406219. The next prime is 6406247. The reversal of 6406227 is 7226046.

It is not a de Polignac number, because 6406227 - 2³ = 6406219 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6406227.

It is not an unprimeable number, because it can be changed into a prime (6406247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4027 + ... + 5387.

It is an arithmetic number, because the mean of its divisors is an integer number (773162).

Almost surely, 2^6406227 is an apocalyptic number.

6406227 is a deficient number, since it is larger than the sum of its proper divisors (2871717).

6406227 is a wasteful number, since it uses less digits than its factorization.

6406227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890 (or 1887 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 6406227 is about 2531.0525478544. The cubic root of 6406227 is about 185.7237487711.

The spelling of 6406227 in words is "six million, four hundred six thousand, two hundred twenty-seven".