43275965 has 16 divisors (see below), whose sum is σ = 55531008. Its totient is φ = 32261376.

The previous prime is 43275959. The next prime is 43275989. The reversal of 43275965 is 56957234.

It is not a de Polignac number, because 43275965 - 2²² = 39081661 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 15 ways as a sum of consecutive naturals, for example, 6284 + ... + 11226.

It is an arithmetic number, because the mean of its divisors is an integer number (3470688).

Almost surely, 2^43275965 is an apocalyptic number.

It is an amenable number.

43275965 is a deficient number, since it is larger than the sum of its proper divisors (12255043).

43275965 is a wasteful number, since it uses less digits than its factorization.

43275965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5068.

The product of its digits is 226800, while the sum is 41.

The square root of 43275965 is about 6578.4470051829. The cubic root of 43275965 is about 351.0876776015.

The spelling of 43275965 in words is "forty-three million, two hundred seventy-five thousand, nine hundred sixty-five".