233229 has 4 divisors (see below), whose sum is σ = 310976. Its totient is φ = 155484.

The previous prime is 233221. The next prime is 233231. The reversal of 233229 is 922332.

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 not a de Polignac number, because 233229 - 2³ = 233221 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233221) 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, 38869 + ... + 38874.

It is an arithmetic number, because the mean of its divisors is an integer number (77744).

2²³³²²⁹ is an apocalyptic number.

It is an amenable number.

233229 is a deficient number, since it is larger than the sum of its proper divisors (77747).

233229 is an equidigital number, since it uses as much as digits as its factorization.

233229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77746.

The product of its digits is 648, while the sum is 21.

The square root of 233229 is about 482.9378842046. The cubic root of 233229 is about 61.5546477054.

The spelling of 233229 in words is "two hundred thirty-three thousand, two hundred twenty-nine".