22459613 has 4 divisors (see below), whose sum is σ = 24501408. Its totient is φ = 20417820.

The previous prime is 22459597. The next prime is 22459627. The reversal of 22459613 is 31695422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22459613 - 2⁴ = 22459597 is a prime.

It is a super-3 number, since 3×22459613³ (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22459613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22459013) 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, 1020881 + ... + 1020902.

It is an arithmetic number, because the mean of its divisors is an integer number (6125352).

Almost surely, 2^22459613 is an apocalyptic number.

It is an amenable number.

22459613 is a deficient number, since it is larger than the sum of its proper divisors (2041795).

22459613 is a wasteful number, since it uses less digits than its factorization.

22459613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041794.

The product of its digits is 12960, while the sum is 32.

The square root of 22459613 is about 4739.1574145622. The cubic root of 22459613 is about 282.1417936219.

The spelling of 22459613 in words is "twenty-two million, four hundred fifty-nine thousand, six hundred thirteen".