26405038 has 16 divisors (see below), whose sum is σ = 43473024. Its totient is φ = 11928760.

The previous prime is 26405033. The next prime is 26405047. The reversal of 26405038 is 83050462.

It is a junction number, because it is equal to n+sod(n) for n = 26404997 and 26405015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26405033) 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 7 ways as a sum of consecutive naturals, for example, 81 + ... + 7267.

It is an arithmetic number, because the mean of its divisors is an integer number (2717064).

Almost surely, 2^26405038 is an apocalyptic number.

26405038 is a deficient number, since it is larger than the sum of its proper divisors (17067986).

26405038 is a wasteful number, since it uses less digits than its factorization.

26405038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7367.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 26405038 is about 5138.5832677889. The cubic root of 26405038 is about 297.7800503011.

The spelling of 26405038 in words is "twenty-six million, four hundred five thousand, thirty-eight".