26393968 has 20 divisors (see below), whose sum is σ = 51978568. Its totient is φ = 12980160.

The previous prime is 26393957. The next prime is 26393977. The reversal of 26393968 is 86939362.

It is a happy 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, 12546 + ... + 14497.

Almost surely, 2^26393968 is an apocalyptic number.

It is an amenable number.

26393968 is a deficient number, since it is larger than the sum of its proper divisors (25584600).

26393968 is a wasteful number, since it uses less digits than its factorization.

26393968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27112 (or 27106 counting only the distinct ones).

The product of its digits is 419904, while the sum is 46.

The square root of 26393968 is about 5137.5060097288. The cubic root of 26393968 is about 297.7384308959.

The spelling of 26393968 in words is "twenty-six million, three hundred ninety-three thousand, nine hundred sixty-eight".