229653913 has 4 divisors (see below), whose sum is σ = 230260240. Its totient is φ = 229047588.

The previous prime is 229653911. The next prime is 229653947. The reversal of 229653913 is 319356922.

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 229653913 - 2¹ = 229653911 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229653911) 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, 302595 + ... + 303352.

It is an arithmetic number, because the mean of its divisors is an integer number (57565060).

Almost surely, 2^229653913 is an apocalyptic number.

It is an amenable number.

229653913 is a deficient number, since it is larger than the sum of its proper divisors (606327).

229653913 is an equidigital number, since it uses as much as digits as its factorization.

229653913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606326.

The product of its digits is 87480, while the sum is 40.

The square root of 229653913 is about 15154.3364420881. The cubic root of 229653913 is about 612.3851017574.

The spelling of 229653913 in words is "two hundred twenty-nine million, six hundred fifty-three thousand, nine hundred thirteen".