22323513 has 8 divisors (see below), whose sum is σ = 29819808. Its totient is φ = 14854784.

The previous prime is 22323491. The next prime is 22323523. The reversal of 22323513 is 31532322.

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 22323513 - 2⁹ = 22323001 is a prime.

It is a super-3 number, since 3×22323513³ (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 22323513.

It is not an unprimeable number, because it can be changed into a prime (22323523) 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, 4920 + ... + 8297.

It is an arithmetic number, because the mean of its divisors is an integer number (3727476).

Almost surely, 2^22323513 is an apocalyptic number.

It is an amenable number.

22323513 is a deficient number, since it is larger than the sum of its proper divisors (7496295).

22323513 is a wasteful number, since it uses less digits than its factorization.

22323513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13783.

The product of its digits is 1080, while the sum is 21.

The square root of 22323513 is about 4724.7765026507. The cubic root of 22323513 is about 281.5707341489.

Adding to 22323513 its reverse (31532322), we get a palindrome (53855835).

The spelling of 22323513 in words is "twenty-two million, three hundred twenty-three thousand, five hundred thirteen".