26380097 has 8 divisors (see below), whose sum is σ = 27102600. Its totient is φ = 25661440.

The previous prime is 26380093. The next prime is 26380099. The reversal of 26380097 is 79008362.

It can be written as a sum of positive squares in 4 ways, for example, as 3041536 + 23338561 = 1744^2 + 4831^2 .

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 26380097 - 2² = 26380093 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26380093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17693 + ... + 19125.

It is an arithmetic number, because the mean of its divisors is an integer number (3387825).

Almost surely, 2^26380097 is an apocalyptic number.

It is an amenable number.

26380097 is a deficient number, since it is larger than the sum of its proper divisors (722503).

26380097 is a wasteful number, since it uses less digits than its factorization.

26380097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 26380097 is about 5136.1558582270. The cubic root of 26380097 is about 297.6862642612.

The spelling of 26380097 in words is "twenty-six million, three hundred eighty thousand, ninety-seven".