26060581 has 4 divisors (see below), whose sum is σ = 26085312. Its totient is φ = 26035852.

The previous prime is 26060563. The next prime is 26060591. The reversal of 26060581 is 18506062.

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 26060581 - 2⁷ = 26060453 is a prime.

It is a super-2 number, since 2×26060581² = 1358307764115122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26060501) 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, 10711 + ... + 12916.

It is an arithmetic number, because the mean of its divisors is an integer number (6521328).

Almost surely, 2^26060581 is an apocalyptic number.

It is an amenable number.

26060581 is a deficient number, since it is larger than the sum of its proper divisors (24731).

26060581 is a wasteful number, since it uses less digits than its factorization.

26060581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24730.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 26060581 is about 5104.9565130371. The cubic root of 26060581 is about 296.4795193575.

The spelling of 26060581 in words is "twenty-six million, sixty thousand, five hundred eighty-one".