26278893 has 12 divisors (see below), whose sum is σ = 38086048. Its totient is φ = 17460360.

The previous prime is 26278883. The next prime is 26278907. The reversal of 26278893 is 39887262.

It is not a de Polignac number, because 26278893 - 2⁶ = 26278829 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 (26278823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1993 + ... + 7518.

Almost surely, 2^26278893 is an apocalyptic number.

It is an amenable number.

26278893 is a deficient number, since it is larger than the sum of its proper divisors (11807155).

26278893 is a wasteful number, since it uses less digits than its factorization.

26278893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9824 (or 9821 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 26278893 is about 5126.2942755952. The cubic root of 26278893 is about 297.3050974894.

The spelling of 26278893 in words is "twenty-six million, two hundred seventy-eight thousand, eight hundred ninety-three".