10223645 has 16 divisors (see below), whose sum is σ = 12856320. Its totient is φ = 7795200.

The previous prime is 10223641. The next prime is 10223663. The reversal of 10223645 is 54632201.

10223645 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10223645 - 2² = 10223641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10223645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10223641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10541 + ... + 11469.

It is an arithmetic number, because the mean of its divisors is an integer number (803520).

Almost surely, 2^10223645 is an apocalyptic number.

It is an amenable number.

10223645 is a deficient number, since it is larger than the sum of its proper divisors (2632675).

10223645 is an equidigital number, since it uses as much as digits as its factorization.

10223645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 10223645 is about 3197.4435100561. The cubic root of 10223645 is about 217.0377375667.

Adding to 10223645 its reverse (54632201), we get a palindrome (64855846).

The spelling of 10223645 in words is "ten million, two hundred twenty-three thousand, six hundred forty-five".