26591941 has 2 divisors, whose sum is σ = 26591942. Its totient is φ = 26591940.

The previous prime is 26591923. The next prime is 26591947. The reversal of 26591941 is 14919562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23184225 + 3407716 = 4815^2 + 1846^2 .

It is a cyclic number.

It is not a de Polignac number, because 26591941 - 2⁵ = 26591909 is a prime.

It is a super-2 number, since 2×26591941² = 1414262652294962, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26591941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26591947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13295970 + 13295971.

It is an arithmetic number, because the mean of its divisors is an integer number (13295971).

Almost surely, 2^26591941 is an apocalyptic number.

It is an amenable number.

26591941 is a deficient number, since it is larger than the sum of its proper divisors (1).

26591941 is an equidigital number, since it uses as much as digits as its factorization.

26591941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 37.

The square root of 26591941 is about 5156.7374375665. The cubic root of 26591941 is about 298.4809920680.

The spelling of 26591941 in words is "twenty-six million, five hundred ninety-one thousand, nine hundred forty-one".