26097797 has 8 divisors (see below), whose sum is σ = 28663200. Its totient is φ = 23564560.

The previous prime is 26097793. The next prime is 26097809. The reversal of 26097797 is 79779062.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26097797 - 2² = 26097793 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26097791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6323 + ... + 9600.

It is an arithmetic number, because the mean of its divisors is an integer number (3582900).

Almost surely, 2^26097797 is an apocalyptic number.

It is an amenable number.

26097797 is a deficient number, since it is larger than the sum of its proper divisors (2565403).

26097797 is a wasteful number, since it uses less digits than its factorization.

26097797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16083.

The product of its (nonzero) digits is 333396, while the sum is 47.

The square root of 26097797 is about 5108.6002975375. The cubic root of 26097797 is about 296.6205821330.

The spelling of 26097797 in words is "twenty-six million, ninety-seven thousand, seven hundred ninety-seven".