229039193 has 4 divisors (see below), whose sum is σ = 231140580. Its totient is φ = 226937808.

The previous prime is 229039189. The next prime is 229039207. The reversal of 229039193 is 391930922.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 391930922 = 2 ⋅195965461.

It can be written as a sum of positive squares in 2 ways, for example, as 124835929 + 104203264 = 11173^2 + 10208^2 .

It is a cyclic number.

It is not a de Polignac number, because 229039193 - 2² = 229039189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229039123) 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, 1050530 + ... + 1050747.

It is an arithmetic number, because the mean of its divisors is an integer number (57785145).

Almost surely, 2^229039193 is an apocalyptic number.

It is an amenable number.

229039193 is a deficient number, since it is larger than the sum of its proper divisors (2101387).

229039193 is a wasteful number, since it uses less digits than its factorization.

229039193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101386.

The product of its (nonzero) digits is 26244, while the sum is 38.

The square root of 229039193 is about 15134.0408681885. The cubic root of 229039193 is about 611.8382183402.

The spelling of 229039193 in words is "two hundred twenty-nine million, thirty-nine thousand, one hundred ninety-three".