248239597 has 2 divisors, whose sum is σ = 248239598. Its totient is φ = 248239596.

The previous prime is 248239577. The next prime is 248239613. The reversal of 248239597 is 795932842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158482921 + 89756676 = 12589^2 + 9474^2 .

It is a cyclic number.

It is not a de Polignac number, because 248239597 - 2⁷ = 248239469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248239597.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248239547) 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, 124119798 + 124119799.

It is an arithmetic number, because the mean of its divisors is an integer number (124119799).

Almost surely, 2^248239597 is an apocalyptic number.

It is an amenable number.

248239597 is a deficient number, since it is larger than the sum of its proper divisors (1).

248239597 is an equidigital number, since it uses as much as digits as its factorization.

248239597 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The square root of 248239597 is about 15755.6211239037. The cubic root of 248239597 is about 628.4783947585.

The spelling of 248239597 in words is "two hundred forty-eight million, two hundred thirty-nine thousand, five hundred ninety-seven".