3704785 has 16 divisors (see below), whose sum is σ = 5121792. Its totient is φ = 2520000.

The previous prime is 3704761. The next prime is 3704819. The reversal of 3704785 is 5874073.

3704785 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3704785 - 2¹³ = 3696593 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3704785.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4935 + ... + 5635.

It is an arithmetic number, because the mean of its divisors is an integer number (320112).

Almost surely, 2^3704785 is an apocalyptic number.

3704785 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3704785 is a deficient number, since it is larger than the sum of its proper divisors (1417007).

3704785 is a wasteful number, since it uses less digits than its factorization.

3704785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 3704785 is about 1924.7818058159. The cubic root of 3704785 is about 154.7346831205.

It can be divided in two parts, 3704 and 785, that added together give a square (4489 = 67²).

The spelling of 3704785 in words is "three million, seven hundred four thousand, seven hundred eighty-five".