26470091 has 2 divisors, whose sum is σ = 26470092. Its totient is φ = 26470090.

The previous prime is 26470061. The next prime is 26470099. The reversal of 26470091 is 19007462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26470091 - 2²² = 22275787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26470099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13235045 + 13235046.

It is an arithmetic number, because the mean of its divisors is an integer number (13235046).

Almost surely, 2^26470091 is an apocalyptic number.

26470091 is a deficient number, since it is larger than the sum of its proper divisors (1).

26470091 is an equidigital number, since it uses as much as digits as its factorization.

26470091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 26470091 is about 5144.9092314637. The cubic root of 26470091 is about 298.0243925501.

The spelling of 26470091 in words is "twenty-six million, four hundred seventy thousand, ninety-one".