36115729 has 8 divisors (see below), whose sum is σ = 39553920. Its totient is φ = 32771856.

The previous prime is 36115691. The next prime is 36115753. The reversal of 36115729 is 92751163.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36115729 - 2⁷ = 36115601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36115694 and 36115703.

It is not an unprimeable number, because it can be changed into a prime (36115799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22777 + ... + 24310.

It is an arithmetic number, because the mean of its divisors is an integer number (4944240).

Almost surely, 2^36115729 is an apocalyptic number.

It is an amenable number.

36115729 is a deficient number, since it is larger than the sum of its proper divisors (3438191).

36115729 is a wasteful number, since it uses less digits than its factorization.

36115729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47159.

The product of its digits is 11340, while the sum is 34.

The square root of 36115729 is about 6009.6363450711. The cubic root of 36115729 is about 330.5461693271.

The spelling of 36115729 in words is "thirty-six million, one hundred fifteen thousand, seven hundred twenty-nine".