1166668 has 12 divisors (see below), whose sum is σ = 2051280. Its totient is φ = 580592.

The previous prime is 1166663. The next prime is 1166677. The reversal of 1166668 is 8666611.

It is a super-2 number, since 2×1166668² = 2722228444448, which contains 22 as substring.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1166663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498 + ... + 1606.

It is an arithmetic number, because the mean of its divisors is an integer number (170940).

2^1166668 is an apocalyptic number.

It is an amenable number.

1166668 is a deficient number, since it is larger than the sum of its proper divisors (884612).

1166668 is a wasteful number, since it uses less digits than its factorization.

1166668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1376 (or 1374 counting only the distinct ones).

The product of its digits is 10368, while the sum is 34.

The square root of 1166668 is about 1080.1240669479. The cubic root of 1166668 is about 105.2727000648.

The spelling of 1166668 in words is "one million, one hundred sixty-six thousand, six hundred sixty-eight".