1009085 has 16 divisors (see below), whose sum is σ = 1510272. Its totient is φ = 628800.

The previous prime is 1009061. The next prime is 1009097. The reversal of 1009085 is 5809001.

It is not a de Polignac number, because 1009085 - 2⁸ = 1008829 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1009085.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 926 + ... + 1695.

It is an arithmetic number, because the mean of its divisors is an integer number (94392).

2^1009085 is an apocalyptic number.

It is an amenable number.

1009085 is a deficient number, since it is larger than the sum of its proper divisors (501187).

1009085 is a wasteful number, since it uses less digits than its factorization.

1009085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2644.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 1009085 is about 1004.5322294481. The cubic root of 1009085 is about 100.3019208539.

The spelling of 1009085 in words is "one million, nine thousand, eighty-five".