26028791 has 2 divisors, whose sum is σ = 26028792. Its totient is φ = 26028790.

The previous prime is 26028757. The next prime is 26028799. The reversal of 26028791 is 19782062.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26028791 - 2¹⁴ = 26012407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26028799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13014395 + 13014396.

It is an arithmetic number, because the mean of its divisors is an integer number (13014396).

Almost surely, 2^26028791 is an apocalyptic number.

26028791 is a deficient number, since it is larger than the sum of its proper divisors (1).

26028791 is an equidigital number, since it uses as much as digits as its factorization.

26028791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 26028791 is about 5101.8419222865. The cubic root of 26028791 is about 296.3589167902.

The spelling of 26028791 in words is "twenty-six million, twenty-eight thousand, seven hundred ninety-one".