248736797 has 2 divisors, whose sum is σ = 248736798. Its totient is φ = 248736796.

The previous prime is 248736781. The next prime is 248736821. The reversal of 248736797 is 797637842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152127556 + 96609241 = 12334^2 + 9829^2 .

It is a cyclic number.

It is not a de Polignac number, because 248736797 - 2⁴ = 248736781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248736757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124368398 + 124368399.

It is an arithmetic number, because the mean of its divisors is an integer number (124368399).

Almost surely, 2^248736797 is an apocalyptic number.

It is an amenable number.

248736797 is a deficient number, since it is larger than the sum of its proper divisors (1).

248736797 is an equidigital number, since it uses as much as digits as its factorization.

248736797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3556224, while the sum is 53.

The square root of 248736797 is about 15771.3917267944. The cubic root of 248736797 is about 628.8977088290.

The spelling of 248736797 in words is "two hundred forty-eight million, seven hundred thirty-six thousand, seven hundred ninety-seven".