26004641 has 8 divisors (see below), whose sum is σ = 28053480. Its totient is φ = 23962752.

The previous prime is 26004631. The next prime is 26004653. The reversal of 26004641 is 14640062.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13719616 + 12285025 = 3704^2 + 3505^2 .

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 26004641 - 2¹⁰ = 26003617 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26004631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8165 + ... + 10893.

It is an arithmetic number, because the mean of its divisors is an integer number (3506685).

Almost surely, 2^26004641 is an apocalyptic number.

It is an amenable number.

26004641 is a deficient number, since it is larger than the sum of its proper divisors (2048839).

26004641 is a wasteful number, since it uses less digits than its factorization.

26004641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3475.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 26004641 is about 5099.4745807779. The cubic root of 26004641 is about 296.2672326437.

The spelling of 26004641 in words is "twenty-six million, four thousand, six hundred forty-one".