5618227 has 4 divisors (see below), whose sum is σ = 5633280. Its totient is φ = 5603176.

The previous prime is 5618219. The next prime is 5618269. The reversal of 5618227 is 7228165.

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 5618227 - 2³ = 5618219 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5618287) 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, 6952 + ... + 7717.

It is an arithmetic number, because the mean of its divisors is an integer number (1408320).

Almost surely, 2^5618227 is an apocalyptic number.

5618227 is a deficient number, since it is larger than the sum of its proper divisors (15053).

5618227 is a wasteful number, since it uses less digits than its factorization.

5618227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15052.

The product of its digits is 6720, while the sum is 31.

The square root of 5618227 is about 2370.2799412728. The cubic root of 5618227 is about 177.7732562941.

The spelling of 5618227 in words is "five million, six hundred eighteen thousand, two hundred twenty-seven".