11288666 has 8 divisors (see below), whose sum is σ = 17107860. Its totient is φ = 5586048.

The previous prime is 11288633. The next prime is 11288677. The reversal of 11288666 is 66688211.

It can be written as a sum of positive squares in 2 ways, for example, as 10530025 + 758641 = 3245^2 + 871^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28901 + ... + 29288.

Almost surely, 2^11288666 is an apocalyptic number.

11288666 is a deficient number, since it is larger than the sum of its proper divisors (5819194).

11288666 is an equidigital number, since it uses as much as digits as its factorization.

11288666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58288.

The product of its digits is 27648, while the sum is 38.

The square root of 11288666 is about 3359.8610090300. The cubic root of 11288666 is about 224.3266519302.

The spelling of 11288666 in words is "eleven million, two hundred eighty-eight thousand, six hundred sixty-six".