229873251 has 4 divisors (see below), whose sum is σ = 306497672. Its totient is φ = 153248832.

The previous prime is 229873249. The next prime is 229873283. The reversal of 229873251 is 152378922.

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

It is not a de Polignac number, because 229873251 - 2¹ = 229873249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229873291) 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, 38312206 + ... + 38312211.

It is an arithmetic number, because the mean of its divisors is an integer number (76624418).

Almost surely, 2^229873251 is an apocalyptic number.

229873251 is a deficient number, since it is larger than the sum of its proper divisors (76624421).

229873251 is an equidigital number, since it uses as much as digits as its factorization.

229873251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76624420.

The product of its digits is 60480, while the sum is 39.

The square root of 229873251 is about 15161.5715214486. The cubic root of 229873251 is about 612.5799987693.

The spelling of 229873251 in words is "two hundred twenty-nine million, eight hundred seventy-three thousand, two hundred fifty-one".