26104789 has 2 divisors, whose sum is σ = 26104790. Its totient is φ = 26104788.

The previous prime is 26104781. The next prime is 26104801. The reversal of 26104789 is 98740162.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16851025 + 9253764 = 4105^2 + 3042^2 .

It is a cyclic number.

It is not a de Polignac number, because 26104789 - 2³ = 26104781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26104781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13052394 + 13052395.

It is an arithmetic number, because the mean of its divisors is an integer number (13052395).

Almost surely, 2^26104789 is an apocalyptic number.

It is an amenable number.

26104789 is a deficient number, since it is larger than the sum of its proper divisors (1).

26104789 is an equidigital number, since it uses as much as digits as its factorization.

26104789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 26104789 is about 5109.2845878851. The cubic root of 26104789 is about 296.6470695018.

The spelling of 26104789 in words is "twenty-six million, one hundred four thousand, seven hundred eighty-nine".