1166264 has 32 divisors (see below), whose sum is σ = 2473200. Its totient is φ = 510720.

The previous prime is 1166237. The next prime is 1166287. The reversal of 1166264 is 4626611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2324 + ... + 2780.

2^1166264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1166264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1236600).

1166264 is an abundant number, since it is smaller than the sum of its proper divisors (1306936).

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

1166264 is a wasteful number, since it uses less digits than its factorization.

1166264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503 (or 499 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 1166264 is about 1079.9370352016. The cubic root of 1166264 is about 105.2605471984.

The spelling of 1166264 in words is "one million, one hundred sixty-six thousand, two hundred sixty-four".