26497893 has 4 divisors (see below), whose sum is σ = 35330528. Its totient is φ = 17665260.

The previous prime is 26497873. The next prime is 26497921. The reversal of 26497893 is 39879462.

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 not a de Polignac number, because 26497893 - 2⁶ = 26497829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26497813) 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, 4416313 + ... + 4416318.

It is an arithmetic number, because the mean of its divisors is an integer number (8832632).

Almost surely, 2^26497893 is an apocalyptic number.

It is an amenable number.

26497893 is a deficient number, since it is larger than the sum of its proper divisors (8832635).

26497893 is an equidigital number, since it uses as much as digits as its factorization.

26497893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8832634.

The product of its digits is 653184, while the sum is 48.

The square root of 26497893 is about 5147.6104164942. The cubic root of 26497893 is about 298.1286961204.

The spelling of 26497893 in words is "twenty-six million, four hundred ninety-seven thousand, eight hundred ninety-three".