36089989 has 8 divisors (see below), whose sum is σ = 38943072. Its totient is φ = 33247920.

The previous prime is 36089969. The next prime is 36090001. The reversal of 36089989 is 98998063.

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

It is a cyclic number.

It is not a de Polignac number, because 36089989 - 2⁵ = 36089957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36089909) 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, 4854 + ... + 9784.

It is an arithmetic number, because the mean of its divisors is an integer number (4867884).

Almost surely, 2^36089989 is an apocalyptic number.

It is an amenable number.

36089989 is a deficient number, since it is larger than the sum of its proper divisors (2853083).

36089989 is a wasteful number, since it uses less digits than its factorization.

36089989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5507.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 36089989 is about 6007.4944028272. The cubic root of 36089989 is about 330.4676229362.

The spelling of 36089989 in words is "thirty-six million, eighty-nine thousand, nine hundred eighty-nine".