26260321 has 2 divisors, whose sum is σ = 26260322. Its totient is φ = 26260320.

The previous prime is 26260309. The next prime is 26260331. The reversal of 26260321 is 12306262.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25644096 + 616225 = 5064^2 + 785^2 .

It is a cyclic number.

It is not a de Polignac number, because 26260321 - 2⁹ = 26259809 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 26260292 and 26260301.

It is not a weakly prime, because it can be changed into another prime (26260301) 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, 13130160 + 13130161.

It is an arithmetic number, because the mean of its divisors is an integer number (13130161).

Almost surely, 2^26260321 is an apocalyptic number.

It is an amenable number.

26260321 is a deficient number, since it is larger than the sum of its proper divisors (1).

26260321 is an equidigital number, since it uses as much as digits as its factorization.

26260321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 26260321 is about 5124.4825104590. The cubic root of 26260321 is about 297.2350431493.

Adding to 26260321 its reverse (12306262), we get a palindrome (38566583).

The spelling of 26260321 in words is "twenty-six million, two hundred sixty thousand, three hundred twenty-one".