26778083 has 2 divisors, whose sum is σ = 26778084. Its totient is φ = 26778082.

The previous prime is 26778067. The next prime is 26778113. The reversal of 26778083 is 38087762.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26778083 - 2⁴ = 26778067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26778083.

It is not a weakly prime, because it can be changed into another prime (26778023) 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 as a sum of consecutive naturals, namely, 13389041 + 13389042.

It is an arithmetic number, because the mean of its divisors is an integer number (13389042).

Almost surely, 2^26778083 is an apocalyptic number.

26778083 is a deficient number, since it is larger than the sum of its proper divisors (1).

26778083 is an equidigital number, since it uses as much as digits as its factorization.

26778083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 26778083 is about 5174.7543903068. The cubic root of 26778083 is about 299.1758230331.

The spelling of 26778083 in words is "twenty-six million, seven hundred seventy-eight thousand, eighty-three".