4044685 has 4 divisors (see below), whose sum is σ = 4853628. Its totient is φ = 3235744.

The previous prime is 4044683. The next prime is 4044697. The reversal of 4044685 is 5864404.

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 879844 + 3164841 = 938^2 + 1779^2 .

It is a cyclic number.

It is not a de Polignac number, because 4044685 - 2¹ = 4044683 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404464 + ... + 404473.

It is an arithmetic number, because the mean of its divisors is an integer number (1213407).

Almost surely, 2^4044685 is an apocalyptic number.

It is an amenable number.

4044685 is a deficient number, since it is larger than the sum of its proper divisors (808943).

4044685 is an equidigital number, since it uses as much as digits as its factorization.

4044685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808942.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 4044685 is about 2011.1402238531. The cubic root of 4044685 is about 159.3290260833.

The spelling of 4044685 in words is "four million, forty-four thousand, six hundred eighty-five".