3305645 has 8 divisors (see below), whose sum is σ = 4533504. Its totient is φ = 2266704.

The previous prime is 3305611. The next prime is 3305657. The reversal of 3305645 is 5465033.

3305645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3305645 - 2⁶ = 3305581 is a prime.

It is a super-3 number, since 3×3305645³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 47189 + ... + 47258.

It is an arithmetic number, because the mean of its divisors is an integer number (566688).

Almost surely, 2^3305645 is an apocalyptic number.

3305645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3305645 is a deficient number, since it is larger than the sum of its proper divisors (1227859).

3305645 is an equidigital number, since it uses as much as digits as its factorization.

3305645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94459.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 3305645 is about 1818.1432836826. The cubic root of 3305645 is about 148.9653989291.

The spelling of 3305645 in words is "three million, three hundred five thousand, six hundred forty-five".