1009684 has 12 divisors (see below), whose sum is σ = 1902964. Its totient is φ = 465984.

The previous prime is 1009669. The next prime is 1009727. The reversal of 1009684 is 4869001.

It can be written as a sum of positive squares in 2 ways, for example, as 49284 + 960400 = 222^2 + 980^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9657 + ... + 9760.

2^1009684 is an apocalyptic number.

It is an amenable number.

1009684 is a deficient number, since it is larger than the sum of its proper divisors (893280).

1009684 is a wasteful number, since it uses less digits than its factorization.

1009684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19434 (or 19432 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1009684 is about 1004.8303339370. The cubic root of 1009684 is about 100.3217635716.

The spelling of 1009684 in words is "one million, nine thousand, six hundred eighty-four".