26142085 has 4 divisors (see below), whose sum is σ = 31370508. Its totient is φ = 20913664.

The previous prime is 26142071. The next prime is 26142113. The reversal of 26142085 is 58024162.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16112196 + 10029889 = 4014^2 + 3167^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26142085 is a prime.

It is a Duffinian number.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2614204 + ... + 2614213.

It is an arithmetic number, because the mean of its divisors is an integer number (7842627).

Almost surely, 2^26142085 is an apocalyptic number.

It is an amenable number.

26142085 is a deficient number, since it is larger than the sum of its proper divisors (5228423).

26142085 is an equidigital number, since it uses as much as digits as its factorization.

26142085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5228422.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 26142085 is about 5112.9331112386. The cubic root of 26142085 is about 296.7882758317.

The spelling of 26142085 in words is "twenty-six million, one hundred forty-two thousand, eighty-five".