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BaseRepresentation
bin1100101111100101111001
320021201112100
430233211321
51323400130
6155334013
740252356
oct14574571
96251470
103340665
111981989
121151309
138cc733
1462d62d
1545ec60
hex32f979

3340665 has 24 divisors (see below), whose sum is σ = 5890248. Its totient is φ = 1751040.

The previous prime is 3340657. The next prime is 3340669. The reversal of 3340665 is 5660433.

It can be written as a sum of positive squares in 4 ways, for example, as 13689 + 3326976 = 117^2 + 1824^2 .

It is not a de Polignac number, because 3340665 - 23 = 3340657 is a prime.

It is a super-2 number, since 2×33406652 = 22320085284450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3340669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2137 + ... + 3353.

It is an arithmetic number, because the mean of its divisors is an integer number (245427).

Almost surely, 23340665 is an apocalyptic number.

It is an amenable number.

3340665 is a deficient number, since it is larger than the sum of its proper divisors (2549583).

3340665 is a wasteful number, since it uses less digits than its factorization.

3340665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289 (or 1286 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 3340665 is about 1827.7486151000. The cubic root of 3340665 is about 149.4895985724.

It can be divided in two parts, 3340 and 665, that added together give a triangular number (4005 = T89).

The spelling of 3340665 in words is "three million, three hundred forty thousand, six hundred sixty-five".