22645113 has 8 divisors (see below), whose sum is σ = 30576000. Its totient is φ = 14905488.

The previous prime is 22645099. The next prime is 22645121. The reversal of 22645113 is 31154622.

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

It is a de Polignac number, because none of the positive numbers 2^k-22645113 is a prime.

It is a super-2 number, since 2×22645113² = 1025602285565538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22645163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47538 + ... + 48011.

It is an arithmetic number, because the mean of its divisors is an integer number (3822000).

Almost surely, 2^22645113 is an apocalyptic number.

It is an amenable number.

22645113 is a deficient number, since it is larger than the sum of its proper divisors (7930887).

22645113 is an equidigital number, since it uses as much as digits as its factorization.

22645113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95631.

The product of its digits is 1440, while the sum is 24.

The square root of 22645113 is about 4758.6881595667. The cubic root of 22645113 is about 282.9164266035.

Adding to 22645113 its reverse (31154622), we get a palindrome (53799735).

The spelling of 22645113 in words is "twenty-two million, six hundred forty-five thousand, one hundred thirteen".