10644268 has 6 divisors (see below), whose sum is σ = 18627476. Its totient is φ = 5322132.

The previous prime is 10644233. The next prime is 10644269. The reversal of 10644268 is 86244601.

It is a super-2 number, since 2×10644268² = 226600882511648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10644269) 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 as a sum of consecutive naturals, namely, 1330530 + ... + 1330537.

Almost surely, 2^10644268 is an apocalyptic number.

It is an amenable number.

10644268 is a deficient number, since it is larger than the sum of its proper divisors (7983208).

10644268 is a wasteful number, since it uses less digits than its factorization.

10644268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661071 (or 2661069 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 10644268 is about 3262.5554401420. Note that the first 3 decimals coincide. The cubic root of 10644268 is about 219.9742945173.

Adding to 10644268 its reverse (86244601), we get a palindrome (96888869).

The spelling of 10644268 in words is "ten million, six hundred forty-four thousand, two hundred sixty-eight".