248524879 has 2 divisors, whose sum is σ = 248524880. Its totient is φ = 248524878.

The previous prime is 248524823. The next prime is 248524901. The reversal of 248524879 is 978425842.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 248524879 - 2²⁵ = 214970447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248524279) by changing a digit.

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 as a sum of consecutive naturals, namely, 124262439 + 124262440.

It is an arithmetic number, because the mean of its divisors is an integer number (124262440).

Almost surely, 2^248524879 is an apocalyptic number.

248524879 is a deficient number, since it is larger than the sum of its proper divisors (1).

248524879 is an equidigital number, since it uses as much as digits as its factorization.

248524879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1290240, while the sum is 49.

The square root of 248524879 is about 15764.6718646472. The cubic root of 248524879 is about 628.7190559810.

The spelling of 248524879 in words is "two hundred forty-eight million, five hundred twenty-four thousand, eight hundred seventy-nine".