36539985 has 16 divisors (see below), whose sum is σ = 61006464. Its totient is φ = 18640512.

The previous prime is 36539977. The next prime is 36539999. The reversal of 36539985 is 58993563.

It is not a de Polignac number, because 36539985 - 2³ = 36539977 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52612 + ... + 53301.

It is an arithmetic number, because the mean of its divisors is an integer number (3812904).

Almost surely, 2^36539985 is an apocalyptic number.

It is an amenable number.

36539985 is a deficient number, since it is larger than the sum of its proper divisors (24466479).

36539985 is a wasteful number, since it uses less digits than its factorization.

36539985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105944.

The product of its digits is 874800, while the sum is 48.

The square root of 36539985 is about 6044.8312631537. The cubic root of 36539985 is about 331.8354563984.

The spelling of 36539985 in words is "thirty-six million, five hundred thirty-nine thousand, nine hundred eighty-five".