248365 has 8 divisors (see below), whose sum is σ = 321048. Its totient is φ = 183360.

The previous prime is 248357. The next prime is 248371. The reversal of 248365 is 563842.

It can be written as a sum of positive squares in 4 ways, for example, as 30276 + 218089 = 174^2 + 467^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 248365 - 2³ = 248357 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1846 + ... + 1975.

It is an arithmetic number, because the mean of its divisors is an integer number (40131).

2²⁴⁸³⁶⁵ is an apocalyptic number.

It is an amenable number.

248365 is a deficient number, since it is larger than the sum of its proper divisors (72683).

248365 is a wasteful number, since it uses less digits than its factorization.

248365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3839.

The product of its digits is 5760, while the sum is 28.

The square root of 248365 is about 498.3623179977. The cubic root of 248365 is about 62.8584206253.

The spelling of 248365 in words is "two hundred forty-eight thousand, three hundred sixty-five".