26196191 has 8 divisors (see below), whose sum is σ = 29995680. Its totient is φ = 22411008.

The previous prime is 26196173. The next prime is 26196199. The reversal of 26196191 is 19169162.

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 26196191 - 2¹⁸ = 25934047 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 (26196199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695 + ... + 7271.

It is an arithmetic number, because the mean of its divisors is an integer number (3749460).

Almost surely, 2^26196191 is an apocalyptic number.

26196191 is a deficient number, since it is larger than the sum of its proper divisors (3799489).

26196191 is an equidigital number, since it uses as much as digits as its factorization.

26196191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7153.

The product of its digits is 5832, while the sum is 35.

The square root of 26196191 is about 5118.2214684400. The cubic root of 26196191 is about 296.9928879326.

The spelling of 26196191 in words is "twenty-six million, one hundred ninety-six thousand, one hundred ninety-one".