26940535 has 4 divisors (see below), whose sum is σ = 32328648. Its totient is φ = 21552424.

The previous prime is 26940533. The next prime is 26940547. The reversal of 26940535 is 53504962.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26940535 - 2¹ = 26940533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26940535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26940533) 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, 2694049 + ... + 2694058.

It is an arithmetic number, because the mean of its divisors is an integer number (8082162).

Almost surely, 2^26940535 is an apocalyptic number.

26940535 is a deficient number, since it is larger than the sum of its proper divisors (5388113).

26940535 is an equidigital number, since it uses as much as digits as its factorization.

26940535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5388112.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 26940535 is about 5190.4272463835. The cubic root of 26940535 is about 299.7795973745.

It can be divided in two parts, 269 and 40535, that added together give a palindrome (40804).

The spelling of 26940535 in words is "twenty-six million, nine hundred forty thousand, five hundred thirty-five".