26560761 has 4 divisors (see below), whose sum is σ = 35414352. Its totient is φ = 17707172.

The previous prime is 26560757. The next prime is 26560771. The reversal of 26560761 is 16706562.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26560761 - 2² = 26560757 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26560771) 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 3 ways as a sum of consecutive naturals, for example, 4426791 + ... + 4426796.

It is an arithmetic number, because the mean of its divisors is an integer number (8853588).

Almost surely, 2^26560761 is an apocalyptic number.

It is an amenable number.

26560761 is a deficient number, since it is larger than the sum of its proper divisors (8853591).

26560761 is an equidigital number, since it uses as much as digits as its factorization.

26560761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8853590.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 26560761 is about 5153.7133214800. The cubic root of 26560761 is about 298.3642865699.

The spelling of 26560761 in words is "twenty-six million, five hundred sixty thousand, seven hundred sixty-one".