26565481 has 8 divisors (see below), whose sum is σ = 28007424. Its totient is φ = 25160160.

The previous prime is 26565467. The next prime is 26565491. The reversal of 26565481 is 18456562.

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 26565481 - 2⁵ = 26565449 is a prime.

It is a super-2 number, since 2×26565481² = 1411449561522722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26565481.

It is not an unprimeable number, because it can be changed into a prime (26565491) 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, 7660 + ... + 10573.

It is an arithmetic number, because the mean of its divisors is an integer number (3500928).

Almost surely, 2^26565481 is an apocalyptic number.

It is an amenable number.

26565481 is a deficient number, since it is larger than the sum of its proper divisors (1441943).

26565481 is a wasteful number, since it uses less digits than its factorization.

26565481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18311.

The product of its digits is 57600, while the sum is 37.

The square root of 26565481 is about 5154.1712233879. The cubic root of 26565481 is about 298.3819592063.

The spelling of 26565481 in words is "twenty-six million, five hundred sixty-five thousand, four hundred eighty-one".