248347867 has 2 divisors, whose sum is σ = 248347868. Its totient is φ = 248347866.

The previous prime is 248347843. The next prime is 248347903. The reversal of 248347867 is 768743842.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 248347867 - 2¹¹ = 248345819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248347867.

It is not a weakly prime, because it can be changed into another prime (248347667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124173933 + 124173934.

It is an arithmetic number, because the mean of its divisors is an integer number (124173934).

Almost surely, 2^248347867 is an apocalyptic number.

248347867 is a deficient number, since it is larger than the sum of its proper divisors (1).

248347867 is an equidigital number, since it uses as much as digits as its factorization.

248347867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1806336, while the sum is 49.

The square root of 248347867 is about 15759.0566659302. The cubic root of 248347867 is about 628.5697520149.

The spelling of 248347867 in words is "two hundred forty-eight million, three hundred forty-seven thousand, eight hundred sixty-seven".