26868473 has 2 divisors, whose sum is σ = 26868474. Its totient is φ = 26868472.

The previous prime is 26868469. The next prime is 26868497. The reversal of 26868473 is 37486862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15389929 + 11478544 = 3923^2 + 3388^2 .

It is a cyclic number.

It is not a de Polignac number, because 26868473 - 2² = 26868469 is a prime.

It is not a weakly prime, because it can be changed into another prime (26868433) 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, 13434236 + 13434237.

It is an arithmetic number, because the mean of its divisors is an integer number (13434237).

Almost surely, 2^26868473 is an apocalyptic number.

It is an amenable number.

26868473 is a deficient number, since it is larger than the sum of its proper divisors (1).

26868473 is an equidigital number, since it uses as much as digits as its factorization.

26868473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 387072, while the sum is 44.

The square root of 26868473 is about 5183.4807803251. The cubic root of 26868473 is about 299.5120698070.

The spelling of 26868473 in words is "twenty-six million, eight hundred sixty-eight thousand, four hundred seventy-three".