4445785 has 16 divisors (see below), whose sum is σ = 5659776. Its totient is φ = 3345408.

The previous prime is 4445767. The next prime is 4445797. The reversal of 4445785 is 5875444.

It is a cyclic number.

It is not a de Polignac number, because 4445785 - 2⁷ = 4445657 is a prime.

It is a Duffinian number.

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, 7417 + ... + 7993.

It is an arithmetic number, because the mean of its divisors is an integer number (353736).

Almost surely, 2^4445785 is an apocalyptic number.

It is an amenable number.

4445785 is a deficient number, since it is larger than the sum of its proper divisors (1213991).

4445785 is a wasteful number, since it uses less digits than its factorization.

4445785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672.

The product of its digits is 89600, while the sum is 37.

The square root of 4445785 is about 2108.5030234742. The cubic root of 4445785 is about 164.4306670985.

The spelling of 4445785 in words is "four million, four hundred forty-five thousand, seven hundred eighty-five".