1044985 has 4 divisors (see below), whose sum is σ = 1253988. Its totient is φ = 835984.

The previous prime is 1044971. The next prime is 1044997. The reversal of 1044985 is 5894401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 659344 + 385641 = 812^2 + 621^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044985 - 2¹³ = 1036793 is a prime.

It is a Duffinian 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, 104494 + ... + 104503.

It is an arithmetic number, because the mean of its divisors is an integer number (313497).

2^1044985 is an apocalyptic number.

It is an amenable number.

1044985 is a deficient number, since it is larger than the sum of its proper divisors (209003).

1044985 is an equidigital number, since it uses as much as digits as its factorization.

1044985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209002.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1044985 is about 1022.2450782469. The cubic root of 1044985 is about 101.4775606199.

The spelling of 1044985 in words is "one million, forty-four thousand, nine hundred eighty-five".