26420827 has 4 divisors (see below), whose sum is σ = 27331920. Its totient is φ = 25509736.

The previous prime is 26420803. The next prime is 26420857. The reversal of 26420827 is 72802462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26420827 - 2¹⁵ = 26388059 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (26420857) 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 3 ways as a sum of consecutive naturals, for example, 455503 + ... + 455560.

It is an arithmetic number, because the mean of its divisors is an integer number (6832980).

Almost surely, 2^26420827 is an apocalyptic number.

26420827 is a deficient number, since it is larger than the sum of its proper divisors (911093).

26420827 is an equidigital number, since it uses as much as digits as its factorization.

26420827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911092.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 26420827 is about 5140.1193565909. The cubic root of 26420827 is about 297.8393914062.

The spelling of 26420827 in words is "twenty-six million, four hundred twenty thousand, eight hundred twenty-seven".