10663864 has 16 divisors (see below), whose sum is σ = 21047400. Its totient is φ = 5051232.

The previous prime is 10663847. The next prime is 10663867. The reversal of 10663864 is 46836601.

It is a super-2 number, since 2×10663864² = 227435990820992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10663867) 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 3 ways as a sum of consecutive naturals, for example, 34927 + ... + 35230.

Almost surely, 2^10663864 is an apocalyptic number.

It is an amenable number.

10663864 is a deficient number, since it is larger than the sum of its proper divisors (10383536).

10663864 is a wasteful number, since it uses less digits than its factorization.

10663864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70182 (or 70178 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 10663864 is about 3265.5572265695. The cubic root of 10663864 is about 220.1092019845.

The spelling of 10663864 in words is "ten million, six hundred sixty-three thousand, eight hundred sixty-four".