26472191 has 2 divisors, whose sum is σ = 26472192. Its totient is φ = 26472190.

The previous prime is 26472181. The next prime is 26472197. The reversal of 26472191 is 19127462.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26472191 - 2¹⁰ = 26471167 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26472197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13236095 + 13236096.

It is an arithmetic number, because the mean of its divisors is an integer number (13236096).

Almost surely, 2^26472191 is an apocalyptic number.

26472191 is a deficient number, since it is larger than the sum of its proper divisors (1).

26472191 is an equidigital number, since it uses as much as digits as its factorization.

26472191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 32.

The square root of 26472191 is about 5145.1133126492. The cubic root of 26472191 is about 298.0322735792.

The spelling of 26472191 in words is "twenty-six million, four hundred seventy-two thousand, one hundred ninety-one".