248663 has 4 divisors (see below), whose sum is σ = 250320. Its totient is φ = 247008.

The previous prime is 248657. The next prime is 248683. The reversal of 248663 is 366842.

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 248663 - 2⁸ = 248407 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248683) 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, 578 + ... + 911.

It is an arithmetic number, because the mean of its divisors is an integer number (62580).

2²⁴⁸⁶⁶³ is an apocalyptic number.

248663 is a deficient number, since it is larger than the sum of its proper divisors (1657).

248663 is a wasteful number, since it uses less digits than its factorization.

248663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656.

The product of its digits is 6912, while the sum is 29.

The square root of 248663 is about 498.6612076350. The cubic root of 248663 is about 62.8835507397.

The spelling of 248663 in words is "two hundred forty-eight thousand, six hundred sixty-three".