26560497 has 8 divisors (see below), whose sum is σ = 36277920. Its totient is φ = 17275040.

The previous prime is 26560489. The next prime is 26560519. The reversal of 26560497 is 79406562.

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 26560497 - 2³ = 26560489 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 107847 + ... + 108092.

It is an arithmetic number, because the mean of its divisors is an integer number (4534740).

Almost surely, 2^26560497 is an apocalyptic number.

It is an amenable number.

26560497 is a deficient number, since it is larger than the sum of its proper divisors (9717423).

26560497 is a wasteful number, since it uses less digits than its factorization.

26560497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215983.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 26560497 is about 5153.6877088159. The cubic root of 26560497 is about 298.3632980385.

The spelling of 26560497 in words is "twenty-six million, five hundred sixty thousand, four hundred ninety-seven".