65567345 has 8 divisors (see below), whose sum is σ = 78729000. Its totient is φ = 52421760.

The previous prime is 65567321. The next prime is 65567357. The reversal of 65567345 is 54376556.

It can be written as a sum of positive squares in 4 ways, for example, as 135424 + 65431921 = 368^2 + 8089^2 .

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

It is not a de Polignac number, because 65567345 - 2²⁴ = 48790129 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8531 + ... + 14279.

It is an arithmetic number, because the mean of its divisors is an integer number (9841125).

Almost surely, 2^65567345 is an apocalyptic number.

It is an amenable number.

65567345 is a deficient number, since it is larger than the sum of its proper divisors (13161655).

65567345 is a wasteful number, since it uses less digits than its factorization.

65567345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8035.

The product of its digits is 378000, while the sum is 41.

The square root of 65567345 is about 8097.3665472177. The cubic root of 65567345 is about 403.2390034318.

The spelling of 65567345 in words is "sixty-five million, five hundred sixty-seven thousand, three hundred forty-five".