248345 has 4 divisors (see below), whose sum is σ = 298020. Its totient is φ = 198672.

The previous prime is 248323. The next prime is 248351. The reversal of 248345 is 543842.

248345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44944 + 203401 = 212^2 + 451^2 .

It is a cyclic number.

It is not a de Polignac number, because 248345 - 2⁸ = 248089 is a prime.

It is a nialpdrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24830 + ... + 24839.

It is an arithmetic number, because the mean of its divisors is an integer number (74505).

2²⁴⁸³⁴⁵ is an apocalyptic number.

It is an amenable number.

248345 is a deficient number, since it is larger than the sum of its proper divisors (49675).

248345 is an equidigital number, since it uses as much as digits as its factorization.

248345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49674.

The product of its digits is 3840, while the sum is 26.

The square root of 248345 is about 498.3422518711. The cubic root of 248345 is about 62.8567333208.

The spelling of 248345 in words is "two hundred forty-eight thousand, three hundred forty-five".