229543265 has 64 divisors (see below), whose sum is σ = 352719360. Its totient is φ = 139776000.

The previous prime is 229543261. The next prime is 229543271. The reversal of 229543265 is 562345922.

It is not a de Polignac number, because 229543265 - 2² = 229543261 is a prime.

It is a super-2 number, since 2×229543265² = 105380221013720450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (229543261) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 914390 + ... + 914640.

It is an arithmetic number, because the mean of its divisors is an integer number (5511240).

Almost surely, 2^229543265 is an apocalyptic number.

It is an amenable number.

229543265 is a deficient number, since it is larger than the sum of its proper divisors (123176095).

229543265 is a wasteful number, since it uses less digits than its factorization.

229543265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362.

The product of its digits is 129600, while the sum is 38.

The square root of 229543265 is about 15150.6852980319. The cubic root of 229543265 is about 612.2867362489.

The spelling of 229543265 in words is "two hundred twenty-nine million, five hundred forty-three thousand, two hundred sixty-five".