248268487 has 2 divisors, whose sum is σ = 248268488. Its totient is φ = 248268486.

The previous prime is 248268473. The next prime is 248268533. The reversal of 248268487 is 784862842.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 248268487 - 2⁷ = 248268359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248268487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248268467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124134243 + 124134244.

It is an arithmetic number, because the mean of its divisors is an integer number (124134244).

Almost surely, 2^248268487 is an apocalyptic number.

248268487 is a deficient number, since it is larger than the sum of its proper divisors (1).

248268487 is an equidigital number, since it uses as much as digits as its factorization.

248268487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1376256, while the sum is 49.

The square root of 248268487 is about 15756.5379128792. The cubic root of 248268487 is about 628.5027744798.

The spelling of 248268487 in words is "two hundred forty-eight million, two hundred sixty-eight thousand, four hundred eighty-seven".