3326720 has 72 divisors (see below), whose sum is σ = 8388576. Its totient is φ = 1261568.

The previous prime is 3326717. The next prime is 3326753. The reversal of 3326720 is 276233.

It is a super-2 number, since 2×3326720² = 22134131916800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 7 ways as a sum of consecutive naturals, for example, 29384 + ... + 29496.

It is an arithmetic number, because the mean of its divisors is an integer number (116508).

Almost surely, 2^3326720 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 3326720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4194288).

3326720 is an abundant number, since it is smaller than the sum of its proper divisors (5061856).

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

3326720 is a wasteful number, since it uses less digits than its factorization.

3326720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 3326720 is about 1823.9298232114. The cubic root of 3326720 is about 149.2813027353.

The spelling of 3326720 in words is "three million, three hundred twenty-six thousand, seven hundred twenty".