248518 has 8 divisors (see below), whose sum is σ = 375912. Its totient is φ = 123216.

The previous prime is 248509. The next prime is 248533. The reversal of 248518 is 815842.

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

It is a super-2 number, since 2×248518² = 123522392648, which contains 22 as substring.

It is a congruent number.

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, 180 + ... + 727.

It is an arithmetic number, because the mean of its divisors is an integer number (46989).

2²⁴⁸⁵¹⁸ is an apocalyptic number.

248518 is a deficient number, since it is larger than the sum of its proper divisors (127394).

248518 is a wasteful number, since it uses less digits than its factorization.

248518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046.

The product of its digits is 2560, while the sum is 28.

The square root of 248518 is about 498.5157971419. The cubic root of 248518 is about 62.8713255089.

The spelling of 248518 in words is "two hundred forty-eight thousand, five hundred eighteen".