3481521 has 8 divisors (see below), whose sum is σ = 4711584. Its totient is φ = 2286240.

The previous prime is 3481519. The next prime is 3481529. The reversal of 3481521 is 1251843.

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

It is not a de Polignac number, because 3481521 - 2¹ = 3481519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3481491 and 3481500.

It is not an unprimeable number, because it can be changed into a prime (3481529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8460 + ... + 8861.

It is an arithmetic number, because the mean of its divisors is an integer number (588948).

Almost surely, 2^3481521 is an apocalyptic number.

It is an amenable number.

3481521 is a deficient number, since it is larger than the sum of its proper divisors (1230063).

3481521 is a wasteful number, since it uses less digits than its factorization.

3481521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17391.

The product of its digits is 960, while the sum is 24.

The square root of 3481521 is about 1865.8834368738. The cubic root of 3481521 is about 151.5617715840.

The spelling of 3481521 in words is "three million, four hundred eighty-one thousand, five hundred twenty-one".