26681116 has 24 divisors (see below), whose sum is σ = 58214016. Its totient is φ = 10395120.

The previous prime is 26681099. The next prime is 26681153. The reversal of 26681116 is 61118662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43006 + ... + 43621.

It is an arithmetic number, because the mean of its divisors is an integer number (2425584).

Almost surely, 2^26681116 is an apocalyptic number.

It is an amenable number.

26681116 is an abundant number, since it is smaller than the sum of its proper divisors (31532900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26681116 is a wasteful number, since it uses less digits than its factorization.

26681116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86649 (or 86647 counting only the distinct ones).

The product of its digits is 3456, while the sum is 31.

The square root of 26681116 is about 5165.3766561597. The cubic root of 26681116 is about 298.8142677863.

Adding to 26681116 its reverse (61118662), we get a palindrome (87799778).

The spelling of 26681116 in words is "twenty-six million, six hundred eighty-one thousand, one hundred sixteen".