5918223 has 4 divisors (see below), whose sum is σ = 7890968. Its totient is φ = 3945480.

The previous prime is 5918221. The next prime is 5918239. The reversal of 5918223 is 3228195.

It is a happy number.

5918223 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5918223 - 2¹ = 5918221 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5918221) 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, 986368 + ... + 986373.

It is an arithmetic number, because the mean of its divisors is an integer number (1972742).

Almost surely, 2^5918223 is an apocalyptic number.

5918223 is a deficient number, since it is larger than the sum of its proper divisors (1972745).

5918223 is a wasteful number, since it uses less digits than its factorization.

5918223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1972744.

The product of its digits is 4320, while the sum is 30.

The square root of 5918223 is about 2432.7398134614. The cubic root of 5918223 is about 180.8827318496.

The spelling of 5918223 in words is "five million, nine hundred eighteen thousand, two hundred twenty-three".