26260331 has 2 divisors, whose sum is σ = 26260332. Its totient is φ = 26260330.

The previous prime is 26260321. The next prime is 26260361. The reversal of 26260331 is 13306262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26260331 - 2²² = 22066027 is a prime.

It is a super-2 number, since 2×26260331² = 1379209968459122, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 26260297 and 26260306.

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 (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13130165 + 13130166.

It is an arithmetic number, because the mean of its divisors is an integer number (13130166).

Almost surely, 2^26260331 is an apocalyptic number.

26260331 is a deficient number, since it is larger than the sum of its proper divisors (1).

26260331 is an equidigital number, since it uses as much as digits as its factorization.

26260331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 26260331 is about 5124.4834861672. The cubic root of 26260331 is about 297.2350808786.

Adding to 26260331 its reverse (13306262), we get a palindrome (39566593).

The spelling of 26260331 in words is "twenty-six million, two hundred sixty thousand, three hundred thirty-one".