3318648 has 32 divisors (see below), whose sum is σ = 8456400. Its totient is φ = 1084928.

The previous prime is 3318631. The next prime is 3318671. The reversal of 3318648 is 8468133.

3318648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3318648² = 22026849095808, which contains 22 as substring.

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

It is a congruent number.

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, 33 + ... + 2576.

Almost surely, 2^3318648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3318648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4228200).

3318648 is an abundant number, since it is smaller than the sum of its proper divisors (5137752).

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

3318648 is a wasteful number, since it uses less digits than its factorization.

3318648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2671 (or 2667 counting only the distinct ones).

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

The square root of 3318648 is about 1821.7156748516. The cubic root of 3318648 is about 149.1604655343.

It can be divided in two parts, 33 and 18648, that added together give a palindrome (18681).

The spelling of 3318648 in words is "three million, three hundred eighteen thousand, six hundred forty-eight".