229690306 has 4 divisors (see below), whose sum is σ = 344535462. Its totient is φ = 114845152.

The previous prime is 229690301. The next prime is 229690313. The reversal of 229690306 is 603096922.

229690306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 202806081 + 26884225 = 14241^2 + 5185^2 .

It is not an unprimeable number, because it can be changed into a prime (229690301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57422575 + ... + 57422578.

Almost surely, 2^229690306 is an apocalyptic number.

229690306 is a deficient number, since it is larger than the sum of its proper divisors (114845156).

229690306 is a wasteful number, since it uses less digits than its factorization.

229690306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114845155.

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 229690306 is about 15155.5371399367. The cubic root of 229690306 is about 612.4174480440.

The spelling of 229690306 in words is "two hundred twenty-nine million, six hundred ninety thousand, three hundred six".