3365646 has 8 divisors (see below), whose sum is σ = 6731304. Its totient is φ = 1121880.

The previous prime is 3365633. The next prime is 3365647. The reversal of 3365646 is 6465633.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

3365646 is an admirable number.

It is a super-2 number, since 2×3365646² = 22655145994632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3365647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280465 + ... + 280476.

It is an arithmetic number, because the mean of its divisors is an integer number (841413).

Almost surely, 2^3365646 is an apocalyptic number.

3365646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3365646 is a wasteful number, since it uses less digits than its factorization.

3365646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560946.

The product of its digits is 38880, while the sum is 33.

The square root of 3365646 is about 1834.5697043176. The cubic root of 3365646 is about 149.8612939994.

The spelling of 3365646 in words is "three million, three hundred sixty-five thousand, six hundred forty-six".