26363401 has 2 divisors, whose sum is σ = 26363402. Its totient is φ = 26363400.

The previous prime is 26363399. The next prime is 26363411. The reversal of 26363401 is 10436362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22810176 + 3553225 = 4776^2 + 1885^2 .

It is a cyclic number.

It is not a de Polignac number, because 26363401 - 2¹ = 26363399 is a prime.

Together with 26363399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26363411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13181700 + 13181701.

It is an arithmetic number, because the mean of its divisors is an integer number (13181701).

Almost surely, 2^26363401 is an apocalyptic number.

It is an amenable number.

26363401 is a deficient number, since it is larger than the sum of its proper divisors (1).

26363401 is an equidigital number, since it uses as much as digits as its factorization.

26363401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 26363401 is about 5134.5302608905. The cubic root of 26363401 is about 297.6234489908.

Adding to 26363401 its reverse (10436362), we get a palindrome (36799763).

The spelling of 26363401 in words is "twenty-six million, three hundred sixty-three thousand, four hundred one".