3318145 has 16 divisors (see below), whose sum is σ = 4268160. Its totient is φ = 2467584.

The previous prime is 3318143. The next prime is 3318149. The reversal of 3318145 is 5418133.

It is not a de Polignac number, because 3318145 - 2¹ = 3318143 is a prime.

It is a super-2 number, since 2×3318145² = 22020172482050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3318143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8566 + ... + 8944.

It is an arithmetic number, because the mean of its divisors is an integer number (266760).

Almost surely, 2^3318145 is an apocalyptic number.

It is an amenable number.

3318145 is a deficient number, since it is larger than the sum of its proper divisors (950015).

3318145 is a wasteful number, since it uses less digits than its factorization.

3318145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504.

The product of its digits is 1440, while the sum is 25.

The square root of 3318145 is about 1821.5776129498. The cubic root of 3318145 is about 149.1529291816.

The spelling of 3318145 in words is "three million, three hundred eighteen thousand, one hundred forty-five".