26363797 has 2 divisors, whose sum is σ = 26363798. Its totient is φ = 26363796.

The previous prime is 26363767. The next prime is 26363807. The reversal of 26363797 is 79736362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20439441 + 5924356 = 4521^2 + 2434^2 .

It is a cyclic number.

It is not a de Polignac number, because 26363797 - 2¹⁵ = 26331029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26363747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13181898 + 13181899.

It is an arithmetic number, because the mean of its divisors is an integer number (13181899).

Almost surely, 2^26363797 is an apocalyptic number.

It is an amenable number.

26363797 is a deficient number, since it is larger than the sum of its proper divisors (1).

26363797 is an equidigital number, since it uses as much as digits as its factorization.

26363797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 43.

The square root of 26363797 is about 5134.5688231827. The cubic root of 26363797 is about 297.6249391665.

The spelling of 26363797 in words is "twenty-six million, three hundred sixty-three thousand, seven hundred ninety-seven".