3305712 has 40 divisors (see below), whose sum is σ = 8687440. Its totient is φ = 1082880.

The previous prime is 3305699. The next prime is 3305717. The reversal of 3305712 is 2175033.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3305717) 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, 2364 + ... + 3492.

It is an arithmetic number, because the mean of its divisors is an integer number (217186).

Almost surely, 2^3305712 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 3305712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4343720).

3305712 is an abundant number, since it is smaller than the sum of its proper divisors (5381728).

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

3305712 is a wasteful number, since it uses less digits than its factorization.

3305712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201 (or 1195 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 21.

The square root of 3305712 is about 1818.1617089797. The cubic root of 3305712 is about 148.9664053504.

The spelling of 3305712 in words is "three million, three hundred five thousand, seven hundred twelve".