4423613 has 8 divisors (see below), whose sum is σ = 4729536. Its totient is φ = 4127200.

The previous prime is 4423603. The next prime is 4423619. The reversal of 4423613 is 3163244.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4423613 - 2⁸ = 4423357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4423619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1403 + ... + 3288.

It is an arithmetic number, because the mean of its divisors is an integer number (591192).

Almost surely, 2^4423613 is an apocalyptic number.

It is an amenable number.

4423613 is a deficient number, since it is larger than the sum of its proper divisors (305923).

4423613 is a wasteful number, since it uses less digits than its factorization.

4423613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755.

The product of its digits is 1728, while the sum is 23.

The square root of 4423613 is about 2103.2386930636. The cubic root of 4423613 is about 164.1568621124.

Adding to 4423613 its reverse (3163244), we get a palindrome (7586857).

The spelling of 4423613 in words is "four million, four hundred twenty-three thousand, six hundred thirteen".