26228029 has 2 divisors, whose sum is σ = 26228030. Its totient is φ = 26228028.

The previous prime is 26228017. The next prime is 26228047. The reversal of 26228029 is 92082262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16605625 + 9622404 = 4075^2 + 3102^2 .

It is a cyclic number.

It is not a de Polignac number, because 26228029 - 2⁵ = 26227997 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26228009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13114014 + 13114015.

It is an arithmetic number, because the mean of its divisors is an integer number (13114015).

Almost surely, 2^26228029 is an apocalyptic number.

It is an amenable number.

26228029 is a deficient number, since it is larger than the sum of its proper divisors (1).

26228029 is an equidigital number, since it uses as much as digits as its factorization.

26228029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 26228029 is about 5121.3307840834. The cubic root of 26228029 is about 297.1131577261.

The spelling of 26228029 in words is "twenty-six million, two hundred twenty-eight thousand, twenty-nine".