1166716 has 18 divisors (see below), whose sum is σ = 2129568. Its totient is φ = 558720.

The previous prime is 1166713. The next prime is 1166723. The reversal of 1166716 is 6176611.

It is a super-2 number, since 2×1166716² = 2722452449312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166713) 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, 11980 + ... + 12076.

2^1166716 is an apocalyptic number.

It is an amenable number.

1166716 is a deficient number, since it is larger than the sum of its proper divisors (962852).

1166716 is an equidigital number, since it uses as much as digits as its factorization.

1166716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 130 counting only the distinct ones).

The product of its digits is 1512, while the sum is 28.

The square root of 1166716 is about 1080.1462863890. The cubic root of 1166716 is about 105.2741437832.

The spelling of 1166716 in words is "one million, one hundred sixty-six thousand, seven hundred sixteen".