229853491 has 4 divisors (see below), whose sum is σ = 262689712. Its totient is φ = 197017272.

The previous prime is 229853489. The next prime is 229853521. The reversal of 229853491 is 194358922.

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

It is a cyclic number.

It is not a de Polignac number, because 229853491 - 2¹ = 229853489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229853401) 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, 16418100 + ... + 16418113.

It is an arithmetic number, because the mean of its divisors is an integer number (65672428).

Almost surely, 2^229853491 is an apocalyptic number.

229853491 is a deficient number, since it is larger than the sum of its proper divisors (32836221).

229853491 is an equidigital number, since it uses as much as digits as its factorization.

229853491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32836220.

The product of its digits is 155520, while the sum is 43.

The square root of 229853491 is about 15160.9198599557. The cubic root of 229853491 is about 612.5624457227.

The spelling of 229853491 in words is "two hundred twenty-nine million, eight hundred fifty-three thousand, four hundred ninety-one".