3340845 has 40 divisors (see below), whose sum is σ = 6124536. Its totient is φ = 1741824.

The previous prime is 3340837. The next prime is 3340847. The reversal of 3340845 is 5480433.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2916 + 3337929 = 54^2 + 1827^2 .

It is not a de Polignac number, because 3340845 - 2³ = 3340837 is a prime.

It is a super-2 number, since 2×3340845² = 22322490628050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340847) 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 39 ways as a sum of consecutive naturals, for example, 29509 + ... + 29621.

Almost surely, 2^3340845 is an apocalyptic number.

It is an amenable number.

3340845 is a deficient number, since it is larger than the sum of its proper divisors (2783691).

3340845 is a wasteful number, since it uses less digits than its factorization.

3340845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 3340845 is about 1827.7978553440. The cubic root of 3340845 is about 149.4922834315.

The spelling of 3340845 in words is "three million, three hundred forty thousand, eight hundred forty-five".