36729089 has 4 divisors (see below), whose sum is σ = 36972480. Its totient is φ = 36485700.

The previous prime is 36729073. The next prime is 36729097. The reversal of 36729089 is 98092763.

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, and also an emirpimes, since its reverse is a distinct semiprime: 98092763 = 19 ⋅5162777.

It is a cyclic number.

It is not a de Polignac number, because 36729089 - 2⁴ = 36729073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36729019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121469 + ... + 121770.

It is an arithmetic number, because the mean of its divisors is an integer number (9243120).

Almost surely, 2^36729089 is an apocalyptic number.

It is an amenable number.

36729089 is a deficient number, since it is larger than the sum of its proper divisors (243391).

36729089 is a wasteful number, since it uses less digits than its factorization.

36729089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243390.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 36729089 is about 6060.4528708670. The cubic root of 36729089 is about 332.4069168651.

The spelling of 36729089 in words is "thirty-six million, seven hundred twenty-nine thousand, eighty-nine".