36128986 has 8 divisors (see below), whose sum is σ = 54220320. Its totient is φ = 18055548.

The previous prime is 36128977. The next prime is 36128999. The reversal of 36128986 is 68982163.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3225 + ... + 9091.

It is an arithmetic number, because the mean of its divisors is an integer number (6777540).

Almost surely, 2^36128986 is an apocalyptic number.

36128986 is a deficient number, since it is larger than the sum of its proper divisors (18091334).

36128986 is a wasteful number, since it uses less digits than its factorization.

36128986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8948.

The product of its digits is 124416, while the sum is 43.

The square root of 36128986 is about 6010.7392224251. The cubic root of 36128986 is about 330.5866089049.

The spelling of 36128986 in words is "thirty-six million, one hundred twenty-eight thousand, nine hundred eighty-six".