2613223 has 4 divisors (see below), whose sum is σ = 2766960. Its totient is φ = 2459488.

The previous prime is 2613211. The next prime is 2613227. The reversal of 2613223 is 3223162.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2613223 is a prime.

It is a Duffinian number.

2613223 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2613223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2613227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76843 + ... + 76876.

It is an arithmetic number, because the mean of its divisors is an integer number (691740).

2^2613223 is an apocalyptic number.

2613223 is a deficient number, since it is larger than the sum of its proper divisors (153737).

2613223 is a wasteful number, since it uses less digits than its factorization.

2613223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153736.

The product of its digits is 432, while the sum is 19.

The square root of 2613223 is about 1616.5466278459. The cubic root of 2613223 is about 137.7396020711.

Adding to 2613223 its reverse (3223162), we get a palindrome (5836385).

The spelling of 2613223 in words is "two million, six hundred thirteen thousand, two hundred twenty-three".