26909097 has 8 divisors (see below), whose sum is σ = 35958144. Its totient is φ = 17899728.

The previous prime is 26909093. The next prime is 26909117. The reversal of 26909097 is 79090962.

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

It is not a de Polignac number, because 26909097 - 2² = 26909093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26909093) 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 in 7 ways as a sum of consecutive naturals, for example, 8298 + ... + 11075.

It is an arithmetic number, because the mean of its divisors is an integer number (4494768).

Almost surely, 2^26909097 is an apocalyptic number.

It is an amenable number.

26909097 is a deficient number, since it is larger than the sum of its proper divisors (9049047).

26909097 is a wasteful number, since it uses less digits than its factorization.

26909097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19839.

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 26909097 is about 5187.3979026097. The cubic root of 26909097 is about 299.6629436742.

The spelling of 26909097 in words is "twenty-six million, nine hundred nine thousand, ninety-seven".