26420803 has 2 divisors, whose sum is σ = 26420804. Its totient is φ = 26420802.

The previous prime is 26420759. The next prime is 26420857. The reversal of 26420803 is 30802462.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26420803 - 2⁹ = 26420291 is a prime.

It is not a weakly prime, because it can be changed into another prime (26421803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13210401 + 13210402.

It is an arithmetic number, because the mean of its divisors is an integer number (13210402).

Almost surely, 2^26420803 is an apocalyptic number.

26420803 is a deficient number, since it is larger than the sum of its proper divisors (1).

26420803 is an equidigital number, since it uses as much as digits as its factorization.

26420803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 26420803 is about 5140.1170220142. The cubic root of 26420803 is about 297.8393012229.

The spelling of 26420803 in words is "twenty-six million, four hundred twenty thousand, eight hundred three".