3481665 has 16 divisors (see below), whose sum is σ = 6077376. Its totient is φ = 1688000.

The previous prime is 3481657. The next prime is 3481691. The reversal of 3481665 is 5661843.

3481665 is nontrivially palindromic in base 9.

It is not a de Polignac number, because 3481665 - 2³ = 3481657 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10386 + ... + 10715.

It is an arithmetic number, because the mean of its divisors is an integer number (379836).

Almost surely, 2^3481665 is an apocalyptic number.

It is an amenable number.

3481665 is a deficient number, since it is larger than the sum of its proper divisors (2595711).

3481665 is a wasteful number, since it uses less digits than its factorization.

3481665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21120.

The product of its digits is 17280, while the sum is 33.

The square root of 3481665 is about 1865.9220240943. The cubic root of 3481665 is about 151.5638611491.

The spelling of 3481665 in words is "three million, four hundred eighty-one thousand, six hundred sixty-five".