10990288 has 10 divisors (see below), whose sum is σ = 21293714. Its totient is φ = 5495136.

The previous prime is 10990261. The next prime is 10990289. The reversal of 10990288 is 88209901.

10990288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6290064 + 4700224 = 2508^2 + 2168^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10990289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 343431 + ... + 343462.

Almost surely, 2^10990288 is an apocalyptic number.

It is an amenable number.

10990288 is a deficient number, since it is larger than the sum of its proper divisors (10303426).

10990288 is an equidigital number, since it uses as much as digits as its factorization.

10990288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686901 (or 686895 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 10990288 is about 3315.1603279480. The cubic root of 10990288 is about 222.3325373766.

The spelling of 10990288 in words is "ten million, nine hundred ninety thousand, two hundred eighty-eight".