26491696 has 40 divisors (see below), whose sum is σ = 63995904. Its totient is φ = 10320960.

The previous prime is 26491693. The next prime is 26491739. The reversal of 26491696 is 69619462.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (26491693) 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 7 ways as a sum of consecutive naturals, for example, 9520 + ... + 11983.

Almost surely, 2^26491696 is an apocalyptic number.

It is an amenable number.

26491696 is an abundant number, since it is smaller than the sum of its proper divisors (37504208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26491696 is a wasteful number, since it uses less digits than its factorization.

26491696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21529 (or 21523 counting only the distinct ones).

The product of its digits is 139968, while the sum is 43.

The square root of 26491696 is about 5147.0084515182. The cubic root of 26491696 is about 298.1054534224.

It can be divided in two parts, 26 and 491696, that multiplied together give a triangular number (12784096 = T₅₀₅₆).

The spelling of 26491696 in words is "twenty-six million, four hundred ninety-one thousand, six hundred ninety-six".