26885473 has 2 divisors, whose sum is σ = 26885474. Its totient is φ = 26885472.

The previous prime is 26885447. The next prime is 26885489. The reversal of 26885473 is 37458862.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19421649 + 7463824 = 4407^2 + 2732^2 .

It is a cyclic number.

It is not a de Polignac number, because 26885473 - 2⁹ = 26884961 is a prime.

It is not a weakly prime, because it can be changed into another prime (26885423) 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, 13442736 + 13442737.

It is an arithmetic number, because the mean of its divisors is an integer number (13442737).

Almost surely, 2^26885473 is an apocalyptic number.

It is an amenable number.

26885473 is a deficient number, since it is larger than the sum of its proper divisors (1).

26885473 is an equidigital number, since it uses as much as digits as its factorization.

26885473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 43.

The square root of 26885473 is about 5185.1203457586. The cubic root of 26885473 is about 299.5752247631.

The spelling of 26885473 in words is "twenty-six million, eight hundred eighty-five thousand, four hundred seventy-three".