26804401 has 4 divisors (see below), whose sum is σ = 28866292. Its totient is φ = 24742512.

The previous prime is 26804369. The next prime is 26804431. The reversal of 26804401 is 10440862.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8271376 + 18533025 = 2876^2 + 4305^2 .

It is a cyclic number.

It is not a de Polignac number, because 26804401 - 2⁵ = 26804369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26804431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1030926 + ... + 1030951.

It is an arithmetic number, because the mean of its divisors is an integer number (7216573).

Almost surely, 2^26804401 is an apocalyptic number.

It is an amenable number.

26804401 is a deficient number, since it is larger than the sum of its proper divisors (2061891).

26804401 is a wasteful number, since it uses less digits than its factorization.

26804401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061890.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 26804401 is about 5177.2966884273. The cubic root of 26804401 is about 299.2738028031.

The spelling of 26804401 in words is "twenty-six million, eight hundred four thousand, four hundred one".