26488913 has 4 divisors (see below), whose sum is σ = 28897008. Its totient is φ = 24080820.

The previous prime is 26488879. The next prime is 26488921. The reversal of 26488913 is 31988462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26488913 - 2¹⁰ = 26487889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26488933) 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, 1204031 + ... + 1204052.

It is an arithmetic number, because the mean of its divisors is an integer number (7224252).

Almost surely, 2^26488913 is an apocalyptic number.

It is an amenable number.

26488913 is a deficient number, since it is larger than the sum of its proper divisors (2408095).

26488913 is a wasteful number, since it uses less digits than its factorization.

26488913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2408094.

The product of its digits is 82944, while the sum is 41.

The square root of 26488913 is about 5146.7380932004. The cubic root of 26488913 is about 298.0950142200.

The spelling of 26488913 in words is "twenty-six million, four hundred eighty-eight thousand, nine hundred thirteen".