248397419 has 2 divisors, whose sum is σ = 248397420. Its totient is φ = 248397418.

The previous prime is 248397377. The next prime is 248397427. The reversal of 248397419 is 914793842.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 248397419 - 2¹⁶ = 248331883 is a prime.

It is a super-2 number, since 2×248397419² = 123402555531723122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (248397119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124198709 + 124198710.

It is an arithmetic number, because the mean of its divisors is an integer number (124198710).

Almost surely, 2^248397419 is an apocalyptic number.

248397419 is a deficient number, since it is larger than the sum of its proper divisors (1).

248397419 is an equidigital number, since it uses as much as digits as its factorization.

248397419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 47.

The square root of 248397419 is about 15760.6287628381. The cubic root of 248397419 is about 628.6115546920.

The spelling of 248397419 in words is "two hundred forty-eight million, three hundred ninety-seven thousand, four hundred nineteen".