1005166 has 8 divisors (see below), whose sum is σ = 1524960. Its totient is φ = 496848.

The previous prime is 1005161. The next prime is 1005187. The reversal of 1005166 is 6615001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2646 + ... + 3001.

It is an arithmetic number, because the mean of its divisors is an integer number (190620).

2^1005166 is an apocalyptic number.

1005166 is a deficient number, since it is larger than the sum of its proper divisors (519794).

1005166 is an equidigital number, since it uses as much as digits as its factorization.

1005166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5738.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1005166 is about 1002.5796726445. The cubic root of 1005166 is about 100.1719043197.

It can be divided in two parts, 10051 and 66, that multiplied together give a palindrome (663366).

The spelling of 1005166 in words is "one million, five thousand, one hundred sixty-six".