611223 has 8 divisors (see below), whose sum is σ = 825600. Its totient is φ = 402168.

The previous prime is 611213. The next prime is 611257. The reversal of 611223 is 322116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 611223 - 2⁴ = 611207 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 611223.

It is not an unprimeable number, because it can be changed into a prime (611213) 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 7 ways as a sum of consecutive naturals, for example, 1053 + ... + 1526.

It is an arithmetic number, because the mean of its divisors is an integer number (103200).

2⁶¹¹²²³ is an apocalyptic number.

611223 is a deficient number, since it is larger than the sum of its proper divisors (214377).

611223 is a wasteful number, since it uses less digits than its factorization.

611223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661.

The product of its digits is 72, while the sum is 15.

The square root of 611223 is about 781.8075210690. The cubic root of 611223 is about 84.8659015872.

Adding to 611223 its reverse (322116), we get a palindrome (933339).

The spelling of 611223 in words is "six hundred eleven thousand, two hundred twenty-three".