10988816 has 10 divisors (see below), whose sum is σ = 21290862. Its totient is φ = 5494400.

The previous prime is 10988797. The next prime is 10988819. The reversal of 10988816 is 61888901.

It can be written as a sum of positive squares in only one way, i.e., 10214416 + 774400 = 3196^2 + 880^2 .

It is not an unprimeable number, because it can be changed into a prime (10988819) 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, 343385 + ... + 343416.

Almost surely, 2^10988816 is an apocalyptic number.

10988816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10988816 is a deficient number, since it is larger than the sum of its proper divisors (10302046).

10988816 is an equidigital number, since it uses as much as digits as its factorization.

10988816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686809 (or 686803 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 41.

The square root of 10988816 is about 3314.9383101349. The cubic root of 10988816 is about 222.3226107909.

The spelling of 10988816 in words is "ten million, nine hundred eighty-eight thousand, eight hundred sixteen".