225458 has 8 divisors (see below), whose sum is σ = 341040. Its totient is φ = 111780.
The previous prime is 225457. The next prime is 225461. The reversal of 225458 is 854522.
225458 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an Ulam number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (225457) 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, 128 + ... + 683.
It is an arithmetic number, because the mean of its divisors is an integer number (42630).
2225458 is an apocalyptic number.
225458 is a deficient number, since it is larger than the sum of its proper divisors (115582).
225458 is a wasteful number, since it uses less digits than its factorization.
225458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 952.
The product of its digits is 3200, while the sum is 26.
The square root of 225458 is about 474.8241779859. The cubic root of 225458 is about 60.8632608525.
The spelling of 225458 in words is "two hundred twenty-five thousand, four hundred fifty-eight".
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