229629 has 4 divisors (see below), whose sum is σ = 306176. Its totient is φ = 153084.

The previous prime is 229627. The next prime is 229631. The reversal of 229629 is 926922.

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 an interprime number because it is at equal distance from previous prime (229627) and next prime (229631).

It is not a de Polignac number, because 229629 - 2¹ = 229627 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 229596 and 229605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229627) 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, 38269 + ... + 38274.

It is an arithmetic number, because the mean of its divisors is an integer number (76544).

2²²⁹⁶²⁹ is an apocalyptic number.

It is an amenable number.

229629 is a deficient number, since it is larger than the sum of its proper divisors (76547).

229629 is an equidigital number, since it uses as much as digits as its factorization.

229629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76546.

The product of its digits is 3888, while the sum is 30.

The square root of 229629 is about 479.1962019883. The cubic root of 229629 is about 61.2362956984.

It can be divided in two parts, 229 and 629, that added together give a palindrome (858).

The spelling of 229629 in words is "two hundred twenty-nine thousand, six hundred twenty-nine".