26984039 has 2 divisors, whose sum is σ = 26984040. Its totient is φ = 26984038.

The previous prime is 26984033. The next prime is 26984051. The reversal of 26984039 is 93048962.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26984039 - 2⁸ = 26983783 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26983987 and 26984005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26984033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13492019 + 13492020.

It is an arithmetic number, because the mean of its divisors is an integer number (13492020).

Almost surely, 2^26984039 is an apocalyptic number.

26984039 is a deficient number, since it is larger than the sum of its proper divisors (1).

26984039 is an equidigital number, since it uses as much as digits as its factorization.

26984039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 26984039 is about 5194.6163477200. The cubic root of 26984039 is about 299.9408735328.

The spelling of 26984039 in words is "twenty-six million, nine hundred eighty-four thousand, thirty-nine".