26893648 has 20 divisors (see below), whose sum is σ = 52491060. Its totient is φ = 13347584.

The previous prime is 26893639. The next prime is 26893649. The reversal of 26893648 is 84639862.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21455424 + 5438224 = 4632^2 + 2332^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26893598 and 26893607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26893649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3943 + ... + 8326.

It is an arithmetic number, because the mean of its divisors is an integer number (2624553).

Almost surely, 2^26893648 is an apocalyptic number.

It is an amenable number.

26893648 is a deficient number, since it is larger than the sum of its proper divisors (25597412).

26893648 is a wasteful number, since it uses less digits than its factorization.

26893648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12414 (or 12408 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 26893648 is about 5185.9085992717. The cubic root of 26893648 is about 299.6055853880.

The spelling of 26893648 in words is "twenty-six million, eight hundred ninety-three thousand, six hundred forty-eight".