36230729 has 2 divisors, whose sum is σ = 36230730. Its totient is φ = 36230728.

The previous prime is 36230699. The next prime is 36230731. The reversal of 36230729 is 92703263.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26245129 + 9985600 = 5123^2 + 3160^2 .

It is an emirp because it is prime and its reverse (92703263) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36230729 is a prime.

Together with 36230731, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 36230695 and 36230704.

It is not a weakly prime, because it can be changed into another prime (36230759) 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, 18115364 + 18115365.

It is an arithmetic number, because the mean of its divisors is an integer number (18115365).

Almost surely, 2^36230729 is an apocalyptic number.

It is an amenable number.

36230729 is a deficient number, since it is larger than the sum of its proper divisors (1).

36230729 is an equidigital number, since it uses as much as digits as its factorization.

36230729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 36230729 is about 6019.1967072027. The cubic root of 36230729 is about 330.8966402054.

The spelling of 36230729 in words is "thirty-six million, two hundred thirty thousand, seven hundred twenty-nine".