229130565 has 16 divisors (see below), whose sum is σ = 368513088. Its totient is φ = 121568256.

The previous prime is 229130527. The next prime is 229130581. The reversal of 229130565 is 565031922.

It is not a de Polignac number, because 229130565 - 2¹¹ = 229128517 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 36679 + ... + 42468.

It is an arithmetic number, because the mean of its divisors is an integer number (23032068).

Almost surely, 2^229130565 is an apocalyptic number.

It is an amenable number.

229130565 is a deficient number, since it is larger than the sum of its proper divisors (139382523).

229130565 is a wasteful number, since it uses less digits than its factorization.

229130565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79348.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 229130565 is about 15137.0593247169. The cubic root of 229130565 is about 611.9195689720.

The spelling of 229130565 in words is "two hundred twenty-nine million, one hundred thirty thousand, five hundred sixty-five".