229888865 has 8 divisors (see below), whose sum is σ = 276445440. Its totient is φ = 183525232.

The previous prime is 229888861. The next prime is 229888871. The reversal of 229888865 is 568888922.

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

It is a cyclic number.

It is not a de Polignac number, because 229888865 - 2² = 229888861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 229888865.

It is not an unprimeable number, because it can be changed into a prime (229888861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45599 + ... + 50388.

It is an arithmetic number, because the mean of its divisors is an integer number (34555680).

Almost surely, 2^229888865 is an apocalyptic number.

It is an amenable number.

229888865 is a deficient number, since it is larger than the sum of its proper divisors (46556575).

229888865 is an equidigital number, since it uses as much as digits as its factorization.

229888865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96471.

The product of its digits is 4423680, while the sum is 56.

The square root of 229888865 is about 15162.0864329419. The cubic root of 229888865 is about 612.5938681625.

The spelling of 229888865 in words is "two hundred twenty-nine million, eight hundred eighty-eight thousand, eight hundred sixty-five".