3320005 has 12 divisors (see below), whose sum is σ = 4315140. Its totient is φ = 2451072.

The previous prime is 3319997. The next prime is 3320029. The reversal of 3320005 is 5000233.

It can be written as a sum of positive squares in 6 ways, for example, as 1252161 + 2067844 = 1119^2 + 1438^2 .

It is not a de Polignac number, because 3320005 - 2³ = 3319997 is a prime.

It is a super-2 number, since 2×3320005² = 22044866400050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

3320005 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1120 + ... + 2809.

It is an arithmetic number, because the mean of its divisors is an integer number (359595).

Almost surely, 2^3320005 is an apocalyptic number.

It is an amenable number.

3320005 is a deficient number, since it is larger than the sum of its proper divisors (995135).

3320005 is a wasteful number, since it uses less digits than its factorization.

3320005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3960 (or 3947 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 3320005 is about 1822.0880878816. The cubic root of 3320005 is about 149.1807934077.

Adding to 3320005 its reverse (5000233), we get a palindrome (8320238).

The spelling of 3320005 in words is "three million, three hundred twenty thousand, five".