36405799 has 2 divisors, whose sum is σ = 36405800. Its totient is φ = 36405798.

The previous prime is 36405791. The next prime is 36405829. The reversal of 36405799 is 99750463.

It is a weak prime.

It is an emirp because it is prime and its reverse (99750463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36405799 - 2³ = 36405791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36405791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18202899 + 18202900.

It is an arithmetic number, because the mean of its divisors is an integer number (18202900).

Almost surely, 2^36405799 is an apocalyptic number.

36405799 is a deficient number, since it is larger than the sum of its proper divisors (1).

36405799 is an equidigital number, since it uses as much as digits as its factorization.

36405799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 36405799 is about 6033.7218199052. The cubic root of 36405799 is about 331.4287577235.

The spelling of 36405799 in words is "thirty-six million, four hundred five thousand, seven hundred ninety-nine".