1066188 has 24 divisors (see below), whose sum is σ = 2596608. Its totient is φ = 339856.

The previous prime is 1066159. The next prime is 1066217. The reversal of 1066188 is 8816601.

It is an interprime number because it is at equal distance from previous prime (1066159) and next prime (1066217).

It is a super-2 number, since 2×1066188² = 2273513702688, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1656 + ... + 2207.

It is an arithmetic number, because the mean of its divisors is an integer number (108192).

2^1066188 is an apocalyptic number.

It is an amenable number.

1066188 is an abundant number, since it is smaller than the sum of its proper divisors (1530420).

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

1066188 is a wasteful number, since it uses less digits than its factorization.

1066188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3893 (or 3891 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 1066188 is about 1032.5637994817. The cubic root of 1066188 is about 102.1593050832.

The spelling of 1066188 in words is "one million, sixty-six thousand, one hundred eighty-eight".