26042321 has 2 divisors, whose sum is σ = 26042322. Its totient is φ = 26042320.

The previous prime is 26042309. The next prime is 26042333. The reversal of 26042321 is 12324062.

It is a balanced prime because it is at equal distance from previous prime (26042309) and next prime (26042333).

It can be written as a sum of positive squares in only one way, i.e., 25897921 + 144400 = 5089^2 + 380^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26042321 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 26042293 and 26042302.

It is not a weakly prime, because it can be changed into another prime (26042381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13021160 + 13021161.

It is an arithmetic number, because the mean of its divisors is an integer number (13021161).

Almost surely, 2^26042321 is an apocalyptic number.

It is an amenable number.

26042321 is a deficient number, since it is larger than the sum of its proper divisors (1).

26042321 is an equidigital number, since it uses as much as digits as its factorization.

26042321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 26042321 is about 5103.1677417071. The cubic root of 26042321 is about 296.4102579068.

Adding to 26042321 its reverse (12324062), we get a palindrome (38366383).

The spelling of 26042321 in words is "twenty-six million, forty-two thousand, three hundred twenty-one".