26981936 has 20 divisors (see below), whose sum is σ = 53553864. Its totient is φ = 13161600.

The previous prime is 26981909. The next prime is 26981951. The reversal of 26981936 is 63918962.

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, 19910 + ... + 21221.

Almost surely, 2^26981936 is an apocalyptic number.

It is an amenable number.

26981936 is a deficient number, since it is larger than the sum of its proper divisors (26571928).

26981936 is a wasteful number, since it uses less digits than its factorization.

26981936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41180 (or 41174 counting only the distinct ones).

The product of its digits is 139968, while the sum is 44.

The square root of 26981936 is about 5194.4139226673. The cubic root of 26981936 is about 299.9330813704.

The spelling of 26981936 in words is "twenty-six million, nine hundred eighty-one thousand, nine hundred thirty-six".