26896857 has 12 divisors (see below), whose sum is σ = 38834064. Its totient is φ = 16551600.

The previous prime is 26896847. The next prime is 26896879. The reversal of 26896857 is 75869862.

It is not a de Polignac number, because 26896857 - 2⁴ = 26896841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26896847) 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, 26019 + ... + 27032.

It is an arithmetic number, because the mean of its divisors is an integer number (3236172).

Almost surely, 2^26896857 is an apocalyptic number.

It is an amenable number.

26896857 is a deficient number, since it is larger than the sum of its proper divisors (11937207).

26896857 is a wasteful number, since it uses less digits than its factorization.

26896857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53080 (or 53067 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 51.

The square root of 26896857 is about 5186.2179861629. The cubic root of 26896857 is about 299.6175014123.

The spelling of 26896857 in words is "twenty-six million, eight hundred ninety-six thousand, eight hundred fifty-seven".