26072089 has 2 divisors, whose sum is σ = 26072090. Its totient is φ = 26072088.

The previous prime is 26072069. The next prime is 26072117. The reversal of 26072089 is 98027062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24651225 + 1420864 = 4965^2 + 1192^2 .

It is a cyclic number.

It is not a de Polignac number, because 26072089 - 2¹¹ = 26070041 is a prime.

It is not a weakly prime, because it can be changed into another prime (26072029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13036044 + 13036045.

It is an arithmetic number, because the mean of its divisors is an integer number (13036045).

Almost surely, 2^26072089 is an apocalyptic number.

It is an amenable number.

26072089 is a deficient number, since it is larger than the sum of its proper divisors (1).

26072089 is an equidigital number, since it uses as much as digits as its factorization.

26072089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 26072089 is about 5106.0835284981. The cubic root of 26072089 is about 296.5231533836.

The spelling of 26072089 in words is "twenty-six million, seventy-two thousand, eighty-nine".