229022849 has 4 divisors (see below), whose sum is σ = 249843120. Its totient is φ = 208202580.

The previous prime is 229022839. The next prime is 229022867. The reversal of 229022849 is 948220922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 229022849 - 2¹² = 229018753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229022809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10410119 + ... + 10410140.

It is an arithmetic number, because the mean of its divisors is an integer number (62460780).

Almost surely, 2^229022849 is an apocalyptic number.

It is an amenable number.

229022849 is a deficient number, since it is larger than the sum of its proper divisors (20820271).

229022849 is a wasteful number, since it uses less digits than its factorization.

229022849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20820270.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 229022849 is about 15133.5008838008. The cubic root of 229022849 is about 611.8236646131.

The spelling of 229022849 in words is "two hundred twenty-nine million, twenty-two thousand, eight hundred forty-nine".