3331668 has 12 divisors (see below), whose sum is σ = 7773920. Its totient is φ = 1110552.

The previous prime is 3331661. The next prime is 3331673. The reversal of 3331668 is 8661333.

3331668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×3331668² = 22200023324448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3331661) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 138808 + ... + 138831.

Almost surely, 2^3331668 is an apocalyptic number.

It is an amenable number.

3331668 is an abundant number, since it is smaller than the sum of its proper divisors (4442252).

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

3331668 is a wasteful number, since it uses less digits than its factorization.

3331668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277646 (or 277644 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 3331668 is about 1825.2857310569. The cubic root of 3331668 is about 149.3552772989.

The spelling of 3331668 in words is "three million, three hundred thirty-one thousand, six hundred sixty-eight".