26858851 has 2 divisors, whose sum is σ = 26858852. Its totient is φ = 26858850.

The previous prime is 26858809. The next prime is 26858873. The reversal of 26858851 is 15885862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26858851 - 2⁹ = 26858339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26858798 and 26858807.

It is not a weakly prime, because it can be changed into another prime (26858801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13429425 + 13429426.

It is an arithmetic number, because the mean of its divisors is an integer number (13429426).

Almost surely, 2^26858851 is an apocalyptic number.

26858851 is a deficient number, since it is larger than the sum of its proper divisors (1).

26858851 is an equidigital number, since it uses as much as digits as its factorization.

26858851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 153600, while the sum is 43.

The square root of 26858851 is about 5182.5525564146. The cubic root of 26858851 is about 299.4763122951.

The spelling of 26858851 in words is "twenty-six million, eight hundred fifty-eight thousand, eight hundred fifty-one".