1122666 has 8 divisors (see below), whose sum is σ = 2245344. Its totient is φ = 374220.

The previous prime is 1122659. The next prime is 1122679. The reversal of 1122666 is 6662211.

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

1122666 is an admirable number.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a nude number because it is divisible by every one of its digits.

It is a Curzon number.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

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, 93550 + ... + 93561.

It is an arithmetic number, because the mean of its divisors is an integer number (280668).

2^1122666 is an apocalyptic number.

1122666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122666 is a wasteful number, since it uses less digits than its factorization.

1122666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187116.

The product of its digits is 864, while the sum is 24.

The square root of 1122666 is about 1059.5593423683. The cubic root of 1122666 is about 103.9322166791.

Adding to 1122666 its reverse (6662211), we get a palindrome (7784877).

The spelling of 1122666 in words is "one million, one hundred twenty-two thousand, six hundred sixty-six".