26896231 has 2 divisors, whose sum is σ = 26896232. Its totient is φ = 26896230.

The previous prime is 26896211. The next prime is 26896237. The reversal of 26896231 is 13269862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26896231 - 2²³ = 18507623 is a prime.

It is a super-2 number, since 2×26896231² = 1446814484010722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26896237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13448115 + 13448116.

It is an arithmetic number, because the mean of its divisors is an integer number (13448116).

Almost surely, 2^26896231 is an apocalyptic number.

26896231 is a deficient number, since it is larger than the sum of its proper divisors (1).

26896231 is an equidigital number, since it uses as much as digits as its factorization.

26896231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 26896231 is about 5186.1576335472. The cubic root of 26896231 is about 299.6151769522.

The spelling of 26896231 in words is "twenty-six million, eight hundred ninety-six thousand, two hundred thirty-one".