Adding to 230402 its reverse (204032), we get a palindrome (434434).
It is a semiprime because it is the product of two primes.
It is an unprimeable number.
230402 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2230402 is an apocalyptic number.
230402 is a wasteful number, since it uses less digits than its factorization.
230402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115203.
The square root of 230402 is about 480.0020833288. The cubic root of 230402 is about 61.3049319774.
The spelling of 230402 in words is "two hundred thirty thousand, four hundred two".