3528785 has 12 divisors (see below), whose sum is σ = 4579932. Its totient is φ = 2594688.

The previous prime is 3528781. The next prime is 3528799. The reversal of 3528785 is 5878253.

3528785 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1073296 + 2455489 = 1036^2 + 1567^2 .

It is not a de Polignac number, because 3528785 - 2² = 3528781 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 (3528781) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 15029 + ... + 15261.

It is an arithmetic number, because the mean of its divisors is an integer number (381661).

Almost surely, 2^3528785 is an apocalyptic number.

It is an amenable number.

3528785 is a deficient number, since it is larger than the sum of its proper divisors (1051147).

3528785 is an equidigital number, since it uses as much as digits as its factorization.

3528785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484 (or 251 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 3528785 is about 1878.5060553536. The cubic root of 3528785 is about 152.2445423036.

The spelling of 3528785 in words is "three million, five hundred twenty-eight thousand, seven hundred eighty-five".