26530873 has 2 divisors, whose sum is σ = 26530874. Its totient is φ = 26530872.

The previous prime is 26530849. The next prime is 26530939. The reversal of 26530873 is 37803562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26347689 + 183184 = 5133^2 + 428^2 .

It is a cyclic number.

It is not a de Polignac number, because 26530873 - 2⁵ = 26530841 is a prime.

It is not a weakly prime, because it can be changed into another prime (26530573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13265436 + 13265437.

It is an arithmetic number, because the mean of its divisors is an integer number (13265437).

Almost surely, 2^26530873 is an apocalyptic number.

It is an amenable number.

26530873 is a deficient number, since it is larger than the sum of its proper divisors (1).

26530873 is an equidigital number, since it uses as much as digits as its factorization.

26530873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 26530873 is about 5150.8128484735. The cubic root of 26530873 is about 298.2523312089.

The spelling of 26530873 in words is "twenty-six million, five hundred thirty thousand, eight hundred seventy-three".