26956331 has 2 divisors, whose sum is σ = 26956332. Its totient is φ = 26956330.

The previous prime is 26956297. The next prime is 26956343. The reversal of 26956331 is 13365962.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26956331 - 2²² = 22762027 is a prime.

It is a super-2 number, since 2×26956331² = 1453287561963122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26956291 and 26956300.

It is not a weakly prime, because it can be changed into another prime (26956351) 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, 13478165 + 13478166.

It is an arithmetic number, because the mean of its divisors is an integer number (13478166).

Almost surely, 2^26956331 is an apocalyptic number.

26956331 is a deficient number, since it is larger than the sum of its proper divisors (1).

26956331 is an equidigital number, since it uses as much as digits as its factorization.

26956331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 35.

The square root of 26956331 is about 5191.9486707786. The cubic root of 26956331 is about 299.8381756883.

The spelling of 26956331 in words is "twenty-six million, nine hundred fifty-six thousand, three hundred thirty-one".