26104401 has 24 divisors (see below), whose sum is σ = 40593384. Its totient is φ = 16104960.

The previous prime is 26104399. The next prime is 26104417. The reversal of 26104401 is 10440162.

26104401 is a `hidden beast` number, since 261 + 0 + 4 + 401 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3294225 + 22810176 = 1815^2 + 4776^2 .

It is not a de Polignac number, because 26104401 - 2¹ = 26104399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26104801) 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 23 ways as a sum of consecutive naturals, for example, 7935 + ... + 10731.

It is an arithmetic number, because the mean of its divisors is an integer number (1691391).

Almost surely, 2^26104401 is an apocalyptic number.

It is an amenable number.

26104401 is a deficient number, since it is larger than the sum of its proper divisors (14488983).

26104401 is a wasteful number, since it uses less digits than its factorization.

26104401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2881 (or 2878 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 26104401 is about 5109.2466176531. The cubic root of 26104401 is about 296.6455997889.

Adding to 26104401 its reverse (10440162), we get a palindrome (36544563).

The spelling of 26104401 in words is "twenty-six million, one hundred four thousand, four hundred one".