248423761 has 2 divisors, whose sum is σ = 248423762. Its totient is φ = 248423760.

The previous prime is 248423723. The next prime is 248423779. The reversal of 248423761 is 167324842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248251536 + 172225 = 15756^2 + 415^2 .

It is a cyclic number.

It is not a de Polignac number, because 248423761 - 2¹⁵ = 248390993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248423761.

It is not a weakly prime, because it can be changed into another prime (248423701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124211880 + 124211881.

It is an arithmetic number, because the mean of its divisors is an integer number (124211881).

Almost surely, 2^248423761 is an apocalyptic number.

It is an amenable number.

248423761 is a deficient number, since it is larger than the sum of its proper divisors (1).

248423761 is an equidigital number, since it uses as much as digits as its factorization.

248423761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64512, while the sum is 37.

The square root of 248423761 is about 15761.4644306930. The cubic root of 248423761 is about 628.6337748641.

The spelling of 248423761 in words is "two hundred forty-eight million, four hundred twenty-three thousand, seven hundred sixty-one".