26338401 has 12 divisors (see below), whose sum is σ = 38094628. Its totient is φ = 17535744.

The previous prime is 26338399. The next prime is 26338453. The reversal of 26338401 is 10483362.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19368801 + 6969600 = 4401^2 + 2640^2 .

It is not a de Polignac number, because 26338401 - 2¹ = 26338399 is a prime.

It is a super-2 number, since 2×26338401² = 1387422734473602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26338201) 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 11 ways as a sum of consecutive naturals, for example, 7881 + ... + 10713.

Almost surely, 2^26338401 is an apocalyptic number.

It is an amenable number.

26338401 is a deficient number, since it is larger than the sum of its proper divisors (11756227).

26338401 is a wasteful number, since it uses less digits than its factorization.

26338401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3872 (or 3869 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 26338401 is about 5132.0951861788. The cubic root of 26338401 is about 297.5293420204.

The spelling of 26338401 in words is "twenty-six million, three hundred thirty-eight thousand, four hundred one".