248668266 has 64 divisors (see below), whose sum is σ = 621766656. Its totient is φ = 64411200.

The previous prime is 248668253. The next prime is 248668271. The reversal of 248668266 is 662866842.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291096 + ... + 291948.

It is an arithmetic number, because the mean of its divisors is an integer number (9715104).

Almost surely, 2^248668266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 248668266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (310883328).

248668266 is an abundant number, since it is smaller than the sum of its proper divisors (373098390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

248668266 is a wasteful number, since it uses less digits than its factorization.

248668266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507.

The product of its digits is 1327104, while the sum is 48.

The square root of 248668266 is about 15769.2189407085. The cubic root of 248668266 is about 628.8399463693.

The spelling of 248668266 in words is "two hundred forty-eight million, six hundred sixty-eight thousand, two hundred sixty-six".