1040668 has 12 divisors (see below), whose sum is σ = 1917160. Its totient is φ = 492912.

The previous prime is 1040659. The next prime is 1040671. The reversal of 1040668 is 8660401.

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 3 ways as a sum of consecutive naturals, for example, 6771 + ... + 6922.

2^1040668 is an apocalyptic number.

It is an amenable number.

1040668 is a deficient number, since it is larger than the sum of its proper divisors (876492).

1040668 is a wasteful number, since it uses less digits than its factorization.

1040668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13716 (or 13714 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1040668 is about 1020.1313640899. The cubic root of 1040668 is about 101.3376277420.

The spelling of 1040668 in words is "one million, forty thousand, six hundred sixty-eight".