26013668 has 6 divisors (see below), whose sum is σ = 45523926. Its totient is φ = 13006832.

The previous prime is 26013649. The next prime is 26013677. The reversal of 26013668 is 86631062.

It can be written as a sum of positive squares in only one way, i.e., 23116864 + 2896804 = 4808^2 + 1702^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3251705 + ... + 3251712.

It is an arithmetic number, because the mean of its divisors is an integer number (7587321).

Almost surely, 2^26013668 is an apocalyptic number.

It is an amenable number.

26013668 is a deficient number, since it is larger than the sum of its proper divisors (19510258).

26013668 is a wasteful number, since it uses less digits than its factorization.

26013668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6503421 (or 6503419 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 26013668 is about 5100.3595951658. The cubic root of 26013668 is about 296.3015097933.

The spelling of 26013668 in words is "twenty-six million, thirteen thousand, six hundred sixty-eight".