3381648 has 20 divisors (see below), whose sum is σ = 8736048. Its totient is φ = 1127200.

The previous prime is 3381647. The next prime is 3381673. The reversal of 3381648 is 8461833.

It is a super-2 number, since 2×3381648² = 22871086391808, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3381641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35178 + ... + 35273.

Almost surely, 2^3381648 is an apocalyptic number.

It is an amenable number.

3381648 is an abundant number, since it is smaller than the sum of its proper divisors (5354400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3381648 is a wasteful number, since it uses less digits than its factorization.

3381648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70462 (or 70456 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 3381648 is about 1838.9257733797. The cubic root of 3381648 is about 150.0984242925.

The spelling of 3381648 in words is "three million, three hundred eighty-one thousand, six hundred forty-eight".