248635 has 4 divisors (see below), whose sum is σ = 298368. Its totient is φ = 198904.

The previous prime is 248627. The next prime is 248639. The reversal of 248635 is 536842.

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

It is a cyclic number.

It is not a de Polignac number, because 248635 - 2³ = 248627 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (248639) 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, 24859 + ... + 24868.

It is an arithmetic number, because the mean of its divisors is an integer number (74592).

2²⁴⁸⁶³⁵ is an apocalyptic number.

248635 is a deficient number, since it is larger than the sum of its proper divisors (49733).

248635 is an equidigital number, since it uses as much as digits as its factorization.

248635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49732.

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

The square root of 248635 is about 498.6331316710. The cubic root of 248635 is about 62.8811903758.

The spelling of 248635 in words is "two hundred forty-eight thousand, six hundred thirty-five".