4609785 has 16 divisors (see below), whose sum is σ = 7418880. Its totient is φ = 2444160.

The previous prime is 4609783. The next prime is 4609849. The reversal of 4609785 is 5879064.

It is not a de Polignac number, because 4609785 - 2¹ = 4609783 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4609783) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2061 + ... + 3669.

It is an arithmetic number, because the mean of its divisors is an integer number (463680).

Almost surely, 2^4609785 is an apocalyptic number.

It is an amenable number.

4609785 is a deficient number, since it is larger than the sum of its proper divisors (2809095).

4609785 is a wasteful number, since it uses less digits than its factorization.

4609785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 4609785 is about 2147.0409870331. The cubic root of 4609785 is about 166.4281900473.

The spelling of 4609785 in words is "four million, six hundred nine thousand, seven hundred eighty-five".