26252393 has 2 divisors, whose sum is σ = 26252394. Its totient is φ = 26252392.

The previous prime is 26252389. The next prime is 26252431. The reversal of 26252393 is 39325262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23843689 + 2408704 = 4883^2 + 1552^2 .

It is a cyclic number.

It is not a de Polignac number, because 26252393 - 2² = 26252389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_1639247 and since 26252393 and 1639247 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (26252363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13126196 + 13126197.

It is an arithmetic number, because the mean of its divisors is an integer number (13126197).

Almost surely, 2^26252393 is an apocalyptic number.

It is an amenable number.

26252393 is a deficient number, since it is larger than the sum of its proper divisors (1).

26252393 is an equidigital number, since it uses as much as digits as its factorization.

26252393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 32.

The square root of 26252393 is about 5123.7089105452. The cubic root of 26252393 is about 297.2051283512.

The spelling of 26252393 in words is "twenty-six million, two hundred fifty-two thousand, three hundred ninety-three".