4248449 has 2 divisors, whose sum is σ = 4248450. Its totient is φ = 4248448.

The previous prime is 4248421. The next prime is 4248463. The reversal of 4248449 is 9448424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 1607824 = 1625^2 + 1268^2 .

It is a cyclic number.

It is not a de Polignac number, because 4248449 - 2⁸ = 4248193 is a prime.

It is equal to p₂₉₉₄₇₄ and since 4248449 and 299474 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (4248479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124224 + 2124225.

It is an arithmetic number, because the mean of its divisors is an integer number (2124225).

Almost surely, 2^4248449 is an apocalyptic number.

It is an amenable number.

4248449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4248449 is an equidigital number, since it uses as much as digits as its factorization.

4248449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36864, while the sum is 35.

The square root of 4248449 is about 2061.1766057279. The cubic root of 4248449 is about 161.9608832040.

The spelling of 4248449 in words is "four million, two hundred forty-eight thousand, four hundred forty-nine".