26850913 has 8 divisors (see below), whose sum is σ = 28548288. Its totient is φ = 25197744.

The previous prime is 26850911. The next prime is 26850917. The reversal of 26850913 is 31905862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26850913 - 2¹ = 26850911 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26850911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9795 + ... + 12232.

It is an arithmetic number, because the mean of its divisors is an integer number (3568536).

Almost surely, 2^26850913 is an apocalyptic number.

26850913 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

26850913 is a deficient number, since it is larger than the sum of its proper divisors (1697375).

26850913 is a wasteful number, since it uses less digits than its factorization.

26850913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22103.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 26850913 is about 5181.7866609887. The cubic root of 26850913 is about 299.4468064760.

The spelling of 26850913 in words is "twenty-six million, eight hundred fifty thousand, nine hundred thirteen".