229522066 has 24 divisors (see below), whose sum is σ = 378365220. Its totient is φ = 104278272.

The previous prime is 229522057. The next prime is 229522123. The reversal of 229522066 is 660225922.

It can be written as a sum of positive squares in 6 ways, for example, as 227135041 + 2387025 = 15071^2 + 1545^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9916 + ... + 23608.

Almost surely, 2^229522066 is an apocalyptic number.

229522066 is a deficient number, since it is larger than the sum of its proper divisors (148843154).

229522066 is a wasteful number, since it uses less digits than its factorization.

229522066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13758 (or 13741 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 229522066 is about 15149.9856765609. The cubic root of 229522066 is about 612.2678868377.

Adding to 229522066 its reverse (660225922), we get a palindrome (889747988).

The spelling of 229522066 in words is "two hundred twenty-nine million, five hundred twenty-two thousand, sixty-six".