3315945 has 32 divisors (see below), whose sum is σ = 5588352. Its totient is φ = 1677312.

The previous prime is 3315943. The next prime is 3315971. The reversal of 3315945 is 5495133.

3315945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3315945 - 2¹ = 3315943 is a prime.

3315945 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3315943) 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 31 ways as a sum of consecutive naturals, for example, 34137 + ... + 34233.

It is an arithmetic number, because the mean of its divisors is an integer number (174636).

Almost surely, 2^3315945 is an apocalyptic number.

It is an amenable number.

3315945 is a deficient number, since it is larger than the sum of its proper divisors (2272407).

3315945 is a wasteful number, since it uses less digits than its factorization.

3315945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201.

The product of its digits is 8100, while the sum is 30.

The square root of 3315945 is about 1820.9736406659. The cubic root of 3315945 is about 149.1199580495.

The spelling of 3315945 in words is "three million, three hundred fifteen thousand, nine hundred forty-five".