1045684 has 12 divisors (see below), whose sum is σ = 1926400. Its totient is φ = 495288.

The previous prime is 1045679. The next prime is 1045691. The reversal of 1045684 is 4865401.

It is a congruent number.

It is an unprimeable number.

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, 6804 + ... + 6955.

2^1045684 is an apocalyptic number.

It is an amenable number.

1045684 is a deficient number, since it is larger than the sum of its proper divisors (880716).

1045684 is a wasteful number, since it uses less digits than its factorization.

1045684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13782 (or 13780 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 1045684 is about 1022.5869156214. The cubic root of 1045684 is about 101.5001819988.

The spelling of 1045684 in words is "one million, forty-five thousand, six hundred eighty-four".