26638067 has 2 divisors, whose sum is σ = 26638068. Its totient is φ = 26638066.

The previous prime is 26638063. The next prime is 26638091. The reversal of 26638067 is 76083662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26638067 - 2² = 26638063 is a prime.

It is a super-2 number, since 2×26638067² = 1419173226992978, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26638067.

It is not a weakly prime, because it can be changed into another prime (26638063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13319033 + 13319034.

It is an arithmetic number, because the mean of its divisors is an integer number (13319034).

Almost surely, 2^26638067 is an apocalyptic number.

26638067 is a deficient number, since it is larger than the sum of its proper divisors (1).

26638067 is an equidigital number, since it uses as much as digits as its factorization.

26638067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 26638067 is about 5161.2079012572. The cubic root of 26638067 is about 298.6534726635.

The spelling of 26638067 in words is "twenty-six million, six hundred thirty-eight thousand, sixty-seven".