26853089 has 4 divisors (see below), whose sum is σ = 26955456. Its totient is φ = 26750724.

The previous prime is 26853067. The next prime is 26853091. The reversal of 26853089 is 98035862.

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 26853089 - 2¹² = 26848993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26853019) 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, 50789 + ... + 51314.

It is an arithmetic number, because the mean of its divisors is an integer number (6738864).

Almost surely, 2^26853089 is an apocalyptic number.

It is an amenable number.

26853089 is a deficient number, since it is larger than the sum of its proper divisors (102367).

26853089 is a wasteful number, since it uses less digits than its factorization.

26853089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102366.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 26853089 is about 5181.9966229244. The cubic root of 26853089 is about 299.4548953214.

The spelling of 26853089 in words is "twenty-six million, eight hundred fifty-three thousand, eighty-nine".