26280851 has 6 divisors (see below), whose sum is σ = 26624052. Its totient is φ = 25942020.

The previous prime is 26280811. The next prime is 26280893. The reversal of 26280851 is 15808262.

It is a de Polignac number, because none of the positive numbers 2^k-26280851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26280811) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4136 + ... + 8346.

It is an arithmetic number, because the mean of its divisors is an integer number (4437342).

Almost surely, 2^26280851 is an apocalyptic number.

26280851 is a deficient number, since it is larger than the sum of its proper divisors (343201).

26280851 is an frugal number, since it uses more digits than its factorization.

26280851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4369 (or 4290 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 26280851 is about 5126.4852481988. The cubic root of 26280851 is about 297.3124812216.

The spelling of 26280851 in words is "twenty-six million, two hundred eighty thousand, eight hundred fifty-one".