26102887 has 4 divisors (see below), whose sum is σ = 26334000. Its totient is φ = 25871776.

The previous prime is 26102873. The next prime is 26102891. The reversal of 26102887 is 78820162.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26102887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26102897) 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 3 ways as a sum of consecutive naturals, for example, 115387 + ... + 115612.

It is an arithmetic number, because the mean of its divisors is an integer number (6583500).

Almost surely, 2^26102887 is an apocalyptic number.

26102887 is a deficient number, since it is larger than the sum of its proper divisors (231113).

26102887 is a wasteful number, since it uses less digits than its factorization.

26102887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231112.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 26102887 is about 5109.0984527605. The cubic root of 26102887 is about 296.6398647391.

The spelling of 26102887 in words is "twenty-six million, one hundred two thousand, eight hundred eighty-seven".