1172266 has 12 divisors (see below), whose sum is σ = 1805922. Its totient is φ = 570696.

The previous prime is 1172261. The next prime is 1172273. The reversal of 1172266 is 6622711.

It can be written as a sum of positive squares in only one way, i.e., 1155625 + 16641 = 1075^2 + 129^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1172266.

It is not an unprimeable number, because it can be changed into a prime (1172261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3540 + ... + 3856.

2^1172266 is an apocalyptic number.

1172266 is a deficient number, since it is larger than the sum of its proper divisors (633656).

1172266 is an equidigital number, since it uses as much as digits as its factorization.

1172266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 362 counting only the distinct ones).

The product of its digits is 1008, while the sum is 25.

The square root of 1172266 is about 1082.7123348332. The cubic root of 1172266 is about 105.4408074472.

Adding to 1172266 its reverse (6622711), we get a palindrome (7794977).

The spelling of 1172266 in words is "one million, one hundred seventy-two thousand, two hundred sixty-six".