2943065 has 8 divisors (see below), whose sum is σ = 3653640. Its totient is φ = 2273152.

The previous prime is 2943001. The next prime is 2943079. The reversal of 2943065 is 5603492.

2943065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 295936 + 2647129 = 544^2 + 1627^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2943065 - 2⁶ = 2943001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10004 + ... + 10293.

It is an arithmetic number, because the mean of its divisors is an integer number (456705).

2^2943065 is an apocalyptic number.

It is an amenable number.

2943065 is a deficient number, since it is larger than the sum of its proper divisors (710575).

2943065 is a wasteful number, since it uses less digits than its factorization.

2943065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20331.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 2943065 is about 1715.5363592766. The cubic root of 2943065 is about 143.3067404544.

The spelling of 2943065 in words is "two million, nine hundred forty-three thousand, sixty-five".