4242227 has 4 divisors (see below), whose sum is σ = 4627896. Its totient is φ = 3856560.

The previous prime is 4242223. The next prime is 4242233. The reversal of 4242227 is 7222424.

It is a happy number.

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 4242227 - 2² = 4242223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4242223) 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, 192818 + ... + 192839.

It is an arithmetic number, because the mean of its divisors is an integer number (1156974).

Almost surely, 2^4242227 is an apocalyptic number.

4242227 is a deficient number, since it is larger than the sum of its proper divisors (385669).

4242227 is a wasteful number, since it uses less digits than its factorization.

4242227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385668.

The product of its digits is 1792, while the sum is 23.

The square root of 4242227 is about 2059.6667206128. Note that the first 3 decimals coincide. The cubic root of 4242227 is about 161.8817788091.

The spelling of 4242227 in words is "four million, two hundred forty-two thousand, two hundred twenty-seven".