26074397 has 2 divisors, whose sum is σ = 26074398. Its totient is φ = 26074396.

The previous prime is 26074351. The next prime is 26074417. The reversal of 26074397 is 79347062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19412836 + 6661561 = 4406^2 + 2581^2 .

It is a cyclic number.

It is not a de Polignac number, because 26074397 - 2¹⁰ = 26073373 is a prime.

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 26074397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26074337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13037198 + 13037199.

It is an arithmetic number, because the mean of its divisors is an integer number (13037199).

Almost surely, 2^26074397 is an apocalyptic number.

It is an amenable number.

26074397 is a deficient number, since it is larger than the sum of its proper divisors (1).

26074397 is an equidigital number, since it uses as much as digits as its factorization.

26074397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 26074397 is about 5106.3095284168. The cubic root of 26074397 is about 296.5319029094.

The spelling of 26074397 in words is "twenty-six million, seventy-four thousand, three hundred ninety-seven".