229520306 has 8 divisors (see below), whose sum is σ = 344819484. Its totient is φ = 114580480.

The previous prime is 229520303. The next prime is 229520309. The reversal of 229520306 is 603025922.

It is an interprime number because it is at equal distance from previous prime (229520303) and next prime (229520309).

It can be written as a sum of positive squares in 2 ways, for example, as 193460281 + 36060025 = 13909^2 + 6005^2 .

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

It is not an unprimeable number, because it can be changed into a prime (229520303) 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, 88235 + ... + 90798.

Almost surely, 2^229520306 is an apocalyptic number.

229520306 is a deficient number, since it is larger than the sum of its proper divisors (115299178).

229520306 is a wasteful number, since it uses less digits than its factorization.

229520306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179676.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 229520306 is about 15149.9275905860. The cubic root of 229520306 is about 612.2663218550.

The spelling of 229520306 in words is "two hundred twenty-nine million, five hundred twenty thousand, three hundred six".