420230 has 8 divisors (see below), whose sum is σ = 756432. Its totient is φ = 168088.
The previous prime is 420221. The next prime is 420241. The reversal of 420230 is 32024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 420230.
It is an unprimeable number.
420230 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21002 + ... + 21021.
It is an arithmetic number, because the mean of its divisors is an integer number (94554).
2420230 is an apocalyptic number.
420230 is a deficient number, since it is larger than the sum of its proper divisors (336202).
420230 is a wasteful number, since it uses less digits than its factorization.
420230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42030.
The product of its (nonzero) digits is 48, while the sum is 11.
The square root of 420230 is about 648.2514944063. The cubic root of 420230 is about 74.9023915415.
Adding to 420230 its reverse (32024), we get a palindrome (452254).
The spelling of 420230 in words is "four hundred twenty thousand, two hundred thirty".
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