229792811 has 4 divisors (see below), whose sum is σ = 230102832. Its totient is φ = 229482792.

The previous prime is 229792807. The next prime is 229792813. The reversal of 229792811 is 118297922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 229792811 - 2² = 229792807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229792813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153896 + ... + 155381.

It is an arithmetic number, because the mean of its divisors is an integer number (57525708).

Almost surely, 2^229792811 is an apocalyptic number.

229792811 is a deficient number, since it is larger than the sum of its proper divisors (310021).

229792811 is an equidigital number, since it uses as much as digits as its factorization.

229792811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310020.

The product of its digits is 36288, while the sum is 41.

The square root of 229792811 is about 15158.9185300271. The cubic root of 229792811 is about 612.5085366574.

The spelling of 229792811 in words is "two hundred twenty-nine million, seven hundred ninety-two thousand, eight hundred eleven".