26107138 has 8 divisors (see below), whose sum is σ = 41464332. Its totient is φ = 12285696.

The previous prime is 26107129. The next prime is 26107157. The reversal of 26107138 is 83170162.

It can be written as a sum of positive squares in 2 ways, for example, as 21557449 + 4549689 = 4643^2 + 2133^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 383895 + ... + 383962.

Almost surely, 2^26107138 is an apocalyptic number.

26107138 is a deficient number, since it is larger than the sum of its proper divisors (15357194).

26107138 is a wasteful number, since it uses less digits than its factorization.

26107138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767876.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 26107138 is about 5109.5144583414. The cubic root of 26107138 is about 296.6559670144.

The spelling of 26107138 in words is "twenty-six million, one hundred seven thousand, one hundred thirty-eight".