3283521 has 8 divisors (see below), whose sum is σ = 4402944. Its totient is φ = 2176560.

The previous prime is 3283517. The next prime is 3283529. The reversal of 3283521 is 1253823.

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

It is not a de Polignac number, because 3283521 - 2² = 3283517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3283491 and 3283500.

It is not an unprimeable number, because it can be changed into a prime (3283529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2481 + ... + 3566.

It is an arithmetic number, because the mean of its divisors is an integer number (550368).

Almost surely, 2^3283521 is an apocalyptic number.

It is an amenable number.

3283521 is a deficient number, since it is larger than the sum of its proper divisors (1119423).

3283521 is a wasteful number, since it uses less digits than its factorization.

3283521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6231.

The product of its digits is 1440, while the sum is 24.

The square root of 3283521 is about 1812.0488404014. The cubic root of 3283521 is about 148.6323231905.

The spelling of 3283521 in words is "three million, two hundred eighty-three thousand, five hundred twenty-one".