1036666 has 8 divisors (see below), whose sum is σ = 1597140. Its totient is φ = 504288.

The previous prime is 1036661. The next prime is 1036667. The reversal of 1036666 is 6666301.

It can be written as a sum of positive squares in 2 ways, for example, as 893025 + 143641 = 945^2 + 379^2 .

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1036661) 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, 6931 + ... + 7078.

2^1036666 is an apocalyptic number.

1036666 is a deficient number, since it is larger than the sum of its proper divisors (560474).

1036666 is a wasteful number, since it uses less digits than its factorization.

1036666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14048.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 1036666 is about 1018.1679625681. The cubic root of 1036666 is about 101.2075593097.

The spelling of 1036666 in words is "one million, thirty-six thousand, six hundred sixty-six".