26691344 has 20 divisors (see below), whose sum is σ = 51919296. Its totient is φ = 13292832.

The previous prime is 26691311. The next prime is 26691349. The reversal of 26691344 is 44319662.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (26691349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1037 + ... + 7379.

Almost surely, 2^26691344 is an apocalyptic number.

It is an amenable number.

26691344 is a deficient number, since it is larger than the sum of its proper divisors (25227952).

26691344 is a wasteful number, since it uses less digits than its factorization.

26691344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6614 (or 6608 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The square root of 26691344 is about 5166.3666149432. The cubic root of 26691344 is about 298.8524456231.

The spelling of 26691344 in words is "twenty-six million, six hundred ninety-one thousand, three hundred forty-four".