1030666 has 24 divisors (see below), whose sum is σ = 1939140. Its totient is φ = 407232.

The previous prime is 1030643. The next prime is 1030681. The reversal of 1030666 is 6660301.

It can be written as a sum of positive squares in 2 ways, for example, as 1030225 + 441 = 1015^2 + 21^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 870 + ... + 1678.

2^1030666 is an apocalyptic number.

1030666 is a deficient number, since it is larger than the sum of its proper divisors (908474).

1030666 is a wasteful number, since it uses less digits than its factorization.

1030666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 831 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 1030666 is about 1015.2172181361. The cubic root of 1030666 is about 101.0119255271.

Adding to 1030666 its reverse (6660301), we get a palindrome (7690967).

The spelling of 1030666 in words is "one million, thirty thousand, six hundred sixty-six".