248819768 has 32 divisors (see below), whose sum is σ = 484801200. Its totient is φ = 119578368.

The previous prime is 248819749. The next prime is 248819777. The reversal of 248819768 is 867918842.

It is a happy number.

It is a super-2 number, since 2×248819768² = 123822553895147648, which contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 51755 + ... + 56357.

Almost surely, 2^248819768 is an apocalyptic number.

It is an amenable number.

248819768 is a deficient number, since it is larger than the sum of its proper divisors (235981432).

248819768 is a wasteful number, since it uses less digits than its factorization.

248819768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4871 (or 4867 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 53.

The square root of 248819768 is about 15774.0219348142. The cubic root of 248819768 is about 628.9676280791.

The spelling of 248819768 in words is "two hundred forty-eight million, eight hundred nineteen thousand, seven hundred sixty-eight".