26530841 has 2 divisors, whose sum is σ = 26530842. Its totient is φ = 26530840.

The previous prime is 26530837. The next prime is 26530849. The reversal of 26530841 is 14803562.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14280841 + 12250000 = 3779^2 + 3500^2 .

It is a cyclic number.

It is not a de Polignac number, because 26530841 - 2² = 26530837 is a prime.

It is equal to p_1655615 and since 26530841 and 1655615 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 (26530849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13265420 + 13265421.

It is an arithmetic number, because the mean of its divisors is an integer number (13265421).

Almost surely, 2^26530841 is an apocalyptic number.

It is an amenable number.

26530841 is a deficient number, since it is larger than the sum of its proper divisors (1).

26530841 is an equidigital number, since it uses as much as digits as its factorization.

26530841 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 26530841 is about 5150.8097421668. The cubic root of 26530841 is about 298.2522112973.

The spelling of 26530841 in words is "twenty-six million, five hundred thirty thousand, eight hundred forty-one".