26048257 has 2 divisors, whose sum is σ = 26048258. Its totient is φ = 26048256.

The previous prime is 26048237. The next prime is 26048263. The reversal of 26048257 is 75284062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22695696 + 3352561 = 4764^2 + 1831^2 .

It is a cyclic number.

It is not a de Polignac number, because 26048257 - 2¹⁵ = 26015489 is a prime.

It is not a weakly prime, because it can be changed into another prime (26048237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13024128 + 13024129.

It is an arithmetic number, because the mean of its divisors is an integer number (13024129).

Almost surely, 2^26048257 is an apocalyptic number.

It is an amenable number.

26048257 is a deficient number, since it is larger than the sum of its proper divisors (1).

26048257 is an equidigital number, since it uses as much as digits as its factorization.

26048257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 26048257 is about 5103.7493081067. The cubic root of 26048257 is about 296.4327771186.

The spelling of 26048257 in words is "twenty-six million, forty-eight thousand, two hundred fifty-seven".