10993288 has 16 divisors (see below), whose sum is σ = 21825180. Its totient is φ = 5173248.

The previous prime is 10993259. The next prime is 10993309. The reversal of 10993288 is 88239901.

It can be written as a sum of positive squares in 2 ways, for example, as 10745284 + 248004 = 3278^2 + 498^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10993288.

It is an unprimeable number.

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, 40281 + ... + 40552.

Almost surely, 2^10993288 is an apocalyptic number.

It is an amenable number.

10993288 is a deficient number, since it is larger than the sum of its proper divisors (10831892).

10993288 is a wasteful number, since it uses less digits than its factorization.

10993288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80856 (or 80852 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 10993288 is about 3315.6127638794. The cubic root of 10993288 is about 222.3527654462.

The spelling of 10993288 in words is "ten million, nine hundred ninety-three thousand, two hundred eighty-eight".