26692157 has 2 divisors, whose sum is σ = 26692158. Its totient is φ = 26692156.

The previous prime is 26692139. The next prime is 26692163. The reversal of 26692157 is 75129662.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15476356 + 11215801 = 3934^2 + 3349^2 .

It is a cyclic number.

It is not a de Polignac number, because 26692157 - 2¹² = 26688061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26692157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26692117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13346078 + 13346079.

It is an arithmetic number, because the mean of its divisors is an integer number (13346079).

Almost surely, 2^26692157 is an apocalyptic number.

It is an amenable number.

26692157 is a deficient number, since it is larger than the sum of its proper divisors (1).

26692157 is an equidigital number, since it uses as much as digits as its factorization.

26692157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 26692157 is about 5166.4452963329. The cubic root of 26692157 is about 298.8554798724.

The spelling of 26692157 in words is "twenty-six million, six hundred ninety-two thousand, one hundred fifty-seven".