3513985 has 8 divisors (see below), whose sum is σ = 4464936. Its totient is φ = 2645760.

The previous prime is 3513977. The next prime is 3513997. The reversal of 3513985 is 5893153.

3513985 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 4 ways, for example, as 288369 + 3225616 = 537^2 + 1796^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3513985 - 2³ = 3513977 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 3513985.

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 7 ways as a sum of consecutive naturals, for example, 20586 + ... + 20755.

It is an arithmetic number, because the mean of its divisors is an integer number (558117).

Almost surely, 2^3513985 is an apocalyptic number.

It is an amenable number.

3513985 is a deficient number, since it is larger than the sum of its proper divisors (950951).

3513985 is a wasteful number, since it uses less digits than its factorization.

3513985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41363.

The product of its digits is 16200, while the sum is 34.

The square root of 3513985 is about 1874.5626156520. The cubic root of 3513985 is about 152.0314022147.

The spelling of 3513985 in words is "three million, five hundred thirteen thousand, nine hundred eighty-five".