36985505 has 4 divisors (see below), whose sum is σ = 44382612. Its totient is φ = 29588400.

The previous prime is 36985499. The next prime is 36985519. The reversal of 36985505 is 50558963.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9935104 + 27050401 = 3152^2 + 5201^2 .

It is not a de Polignac number, because 36985505 - 2⁶ = 36985441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 3698546 + ... + 3698555.

It is an arithmetic number, because the mean of its divisors is an integer number (11095653).

Almost surely, 2^36985505 is an apocalyptic number.

It is an amenable number.

36985505 is a deficient number, since it is larger than the sum of its proper divisors (7397107).

36985505 is an equidigital number, since it uses as much as digits as its factorization.

36985505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7397106.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 36985505 is about 6081.5709319221. The cubic root of 36985505 is about 333.1786654669.

The spelling of 36985505 in words is "thirty-six million, nine hundred eighty-five thousand, five hundred five".