26560197 has 16 divisors (see below), whose sum is σ = 40265280. Its totient is φ = 17294256.

The previous prime is 26560153. The next prime is 26560231. The reversal of 26560197 is 79106562.

26560197 is a `hidden beast` number, since 2 + 6 + 560 + 1 + 97 = 666.

It is not a de Polignac number, because 26560197 - 2⁶ = 26560133 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26560097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10278 + ... + 12599.

It is an arithmetic number, because the mean of its divisors is an integer number (2516580).

Almost surely, 2^26560197 is an apocalyptic number.

26560197 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

26560197 is a deficient number, since it is larger than the sum of its proper divisors (13705083).

26560197 is a wasteful number, since it uses less digits than its factorization.

26560197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22929 (or 22923 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 26560197 is about 5153.6586033613. The cubic root of 26560197 is about 298.3621746995.

The spelling of 26560197 in words is "twenty-six million, five hundred sixty thousand, one hundred ninety-seven".