36104721 has 4 divisors (see below), whose sum is σ = 48139632. Its totient is φ = 24069812.

The previous prime is 36104701. The next prime is 36104729. The reversal of 36104721 is 12740163.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36104721 - 2¹⁴ = 36088337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36104691 and 36104700.

It is not an unprimeable number, because it can be changed into a prime (36104729) 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 in 3 ways as a sum of consecutive naturals, for example, 6017451 + ... + 6017456.

It is an arithmetic number, because the mean of its divisors is an integer number (12034908).

Almost surely, 2^36104721 is an apocalyptic number.

It is an amenable number.

36104721 is a deficient number, since it is larger than the sum of its proper divisors (12034911).

36104721 is a wasteful number, since it uses less digits than its factorization.

36104721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12034910.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 36104721 is about 6008.7204128666. The cubic root of 36104721 is about 330.5125826500.

Adding to 36104721 its reverse (12740163), we get a palindrome (48844884).

The spelling of 36104721 in words is "thirty-six million, one hundred four thousand, seven hundred twenty-one".