36805739 has 2 divisors, whose sum is σ = 36805740. Its totient is φ = 36805738.

The previous prime is 36805733. The next prime is 36805751. The reversal of 36805739 is 93750863.

36805739 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (93750863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36805739 - 2²⁴ = 20028523 is a prime.

It is a super-2 number, since 2×36805739² = 2709324846672242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36805696 and 36805705.

It is not a weakly prime, because it can be changed into another prime (36805733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18402869 + 18402870.

It is an arithmetic number, because the mean of its divisors is an integer number (18402870).

Almost surely, 2^36805739 is an apocalyptic number.

36805739 is a deficient number, since it is larger than the sum of its proper divisors (1).

36805739 is an equidigital number, since it uses as much as digits as its factorization.

36805739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 36805739 is about 6066.7733598677. The cubic root of 36805739 is about 332.6379897226.

The spelling of 36805739 in words is "thirty-six million, eight hundred five thousand, seven hundred thirty-nine".