229003529 has 4 divisors (see below), whose sum is σ = 229068180. Its totient is φ = 228938880.

The previous prime is 229003519. The next prime is 229003531. The reversal of 229003529 is 925300922.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47293129 + 181710400 = 6877^2 + 13480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-229003529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 229003495 and 229003504.

It is not an unprimeable number, because it can be changed into a prime (229003519) 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, 26684 + ... + 34205.

It is an arithmetic number, because the mean of its divisors is an integer number (57267045).

Almost surely, 2^229003529 is an apocalyptic number.

It is an amenable number.

229003529 is a deficient number, since it is larger than the sum of its proper divisors (64651).

229003529 is an equidigital number, since it uses as much as digits as its factorization.

229003529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64650.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 229003529 is about 15132.8625514144. The cubic root of 229003529 is about 611.8064599752.

The spelling of 229003529 in words is "two hundred twenty-nine million, three thousand, five hundred twenty-nine".