2945565 has 40 divisors (see below), whose sum is σ = 6040320. Its totient is φ = 1345248.

The previous prime is 2945531. The next prime is 2945609. The reversal of 2945565 is 5655492.

2945565 is a `hidden beast` number, since 2 + 94 + 5 + 565 = 666.

It is not a de Polignac number, because 2945565 - 2⁸ = 2945309 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2316 + ... + 3354.

It is an arithmetic number, because the mean of its divisors is an integer number (151008).

2^2945565 is an apocalyptic number.

It is an amenable number.

2945565 is an abundant number, since it is smaller than the sum of its proper divisors (3094755).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2945565 is a wasteful number, since it uses less digits than its factorization.

2945565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063 (or 1054 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 2945565 is about 1716.2648397028. The cubic root of 2945565 is about 143.3473064918.

The spelling of 2945565 in words is "two million, nine hundred forty-five thousand, five hundred sixty-five".