26376491 has 2 divisors, whose sum is σ = 26376492. Its totient is φ = 26376490.

The previous prime is 26376479. The next prime is 26376499. The reversal of 26376491 is 19467362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26376491 - 2¹⁰ = 26375467 is a prime.

It is not a weakly prime, because it can be changed into another prime (26376499) 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, 13188245 + 13188246.

It is an arithmetic number, because the mean of its divisors is an integer number (13188246).

Almost surely, 2^26376491 is an apocalyptic number.

26376491 is a deficient number, since it is larger than the sum of its proper divisors (1).

26376491 is an equidigital number, since it uses as much as digits as its factorization.

26376491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 38.

The square root of 26376491 is about 5135.8048054808. The cubic root of 26376491 is about 297.6726996714.

The spelling of 26376491 in words is "twenty-six million, three hundred seventy-six thousand, four hundred ninety-one".