248323487 has 2 divisors, whose sum is σ = 248323488. Its totient is φ = 248323486.

The previous prime is 248323457. The next prime is 248323499. The reversal of 248323487 is 784323842.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248323487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248323417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124161743 + 124161744.

It is an arithmetic number, because the mean of its divisors is an integer number (124161744).

Almost surely, 2^248323487 is an apocalyptic number.

248323487 is a deficient number, since it is larger than the sum of its proper divisors (1).

248323487 is an equidigital number, since it uses as much as digits as its factorization.

248323487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 258048, while the sum is 41.

The square root of 248323487 is about 15758.2831234878. The cubic root of 248323487 is about 628.5491827059.

The spelling of 248323487 in words is "two hundred forty-eight million, three hundred twenty-three thousand, four hundred eighty-seven".