248146 has 8 divisors (see below), whose sum is σ = 379404. Its totient is φ = 121680.
The previous prime is 248141. The next prime is 248161. The reversal of 248146 is 641842.
248146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 239121 + 9025 = 489^2 + 95^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 248146.
It is not an unprimeable number, because it can be changed into a prime (248141) by changing a digit.
248146 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, 1065 + ... + 1276.
2248146 is an apocalyptic number.
248146 is a deficient number, since it is larger than the sum of its proper divisors (131258).
248146 is a wasteful number, since it uses less digits than its factorization.
248146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2396.
The product of its digits is 1536, while the sum is 25.
The square root of 248146 is about 498.1425498790. The cubic root of 248146 is about 62.8399397038.
Adding to 248146 its reverse (641842), we get a palindrome (889988).
The spelling of 248146 in words is "two hundred forty-eight thousand, one hundred forty-six".
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