248417497 has 2 divisors, whose sum is σ = 248417498. Its totient is φ = 248417496.

The previous prime is 248417473. The next prime is 248417531. The reversal of 248417497 is 794714842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 182223001 + 66194496 = 13499^2 + 8136^2 .

It is a cyclic number.

It is not a de Polignac number, because 248417497 - 2¹¹ = 248415449 is a prime.

It is a super-2 number, since 2×248417497² = 123422505631490018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (248412497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124208748 + 124208749.

It is an arithmetic number, because the mean of its divisors is an integer number (124208749).

Almost surely, 2^248417497 is an apocalyptic number.

It is an amenable number.

248417497 is a deficient number, since it is larger than the sum of its proper divisors (1).

248417497 is an equidigital number, since it uses as much as digits as its factorization.

248417497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 451584, while the sum is 46.

The square root of 248417497 is about 15761.2657169404. The cubic root of 248417497 is about 628.6284911572.

The spelling of 248417497 in words is "two hundred forty-eight million, four hundred seventeen thousand, four hundred ninety-seven".