3306972 has 12 divisors (see below), whose sum is σ = 7716296. Its totient is φ = 1102320.

The previous prime is 3306971. The next prime is 3306977. The reversal of 3306972 is 2796033.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3306971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137779 + ... + 137802.

Almost surely, 2^3306972 is an apocalyptic number.

It is an amenable number.

3306972 is an abundant number, since it is smaller than the sum of its proper divisors (4409324).

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

3306972 is a wasteful number, since it uses less digits than its factorization.

3306972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275588 (or 275586 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 3306972 is about 1818.5081798001. The cubic root of 3306972 is about 148.9853295467.

It can be divided in two parts, 3306 and 972, that added together give a triangular number (4278 = T₉₂).

The spelling of 3306972 in words is "three million, three hundred six thousand, nine hundred seventy-two".