22523065 has 8 divisors (see below), whose sum is σ = 27056448. Its totient is φ = 17999280.

The previous prime is 22523051. The next prime is 22523071. The reversal of 22523065 is 56032522.

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

It is not a de Polignac number, because 22523065 - 2⁹ = 22522553 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4660 + ... + 8170.

It is an arithmetic number, because the mean of its divisors is an integer number (3382056).

Almost surely, 2^22523065 is an apocalyptic number.

It is an amenable number.

22523065 is a deficient number, since it is larger than the sum of its proper divisors (4533383).

22523065 is a wasteful number, since it uses less digits than its factorization.

22523065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4799.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 22523065 is about 4745.8471319671. The cubic root of 22523065 is about 282.4072423690.

Adding to 22523065 its reverse (56032522), we get a palindrome (78555587).

The spelling of 22523065 in words is "twenty-two million, five hundred twenty-three thousand, sixty-five".