26045138 has 16 divisors (see below), whose sum is σ = 45152640. Its totient is φ = 11036256.

The previous prime is 26045113. The next prime is 26045147. The reversal of 26045138 is 83154062.

It is a self number, because there is not a number n which added to its sum of digits gives 26045138.

It is an unprimeable number.

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, 9206 + ... + 11697.

It is an arithmetic number, because the mean of its divisors is an integer number (2822040).

Almost surely, 2^26045138 is an apocalyptic number.

26045138 is a deficient number, since it is larger than the sum of its proper divisors (19107502).

26045138 is a wasteful number, since it uses less digits than its factorization.

26045138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21001.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 26045138 is about 5103.4437392804. The cubic root of 26045138 is about 296.4209450955.

The spelling of 26045138 in words is "twenty-six million, forty-five thousand, one hundred thirty-eight".