26448449 has 2 divisors, whose sum is σ = 26448450. Its totient is φ = 26448448.

The previous prime is 26448427. The next prime is 26448463. The reversal of 26448449 is 94484462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15840400 + 10608049 = 3980^2 + 3257^2 .

It is a cyclic number.

It is not a de Polignac number, because 26448449 - 2⁸ = 26448193 is a prime.

It is not a weakly prime, because it can be changed into another prime (26448419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13224224 + 13224225.

It is an arithmetic number, because the mean of its divisors is an integer number (13224225).

Almost surely, 2^26448449 is an apocalyptic number.

It is an amenable number.

26448449 is a deficient number, since it is larger than the sum of its proper divisors (1).

26448449 is an equidigital number, since it uses as much as digits as its factorization.

26448449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 221184, while the sum is 41.

The square root of 26448449 is about 5142.8055572810. The cubic root of 26448449 is about 297.9431486221.

The spelling of 26448449 in words is "twenty-six million, four hundred forty-eight thousand, four hundred forty-nine".