36185242 has 4 divisors (see below), whose sum is σ = 54277866. Its totient is φ = 18092620.

The previous prime is 36185209. The next prime is 36185249. The reversal of 36185242 is 24258163.

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

It can be written as a sum of positive squares in only one way, i.e., 24413481 + 11771761 = 4941^2 + 3431^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (36185249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9046309 + ... + 9046312.

Almost surely, 2^36185242 is an apocalyptic number.

36185242 is a deficient number, since it is larger than the sum of its proper divisors (18092624).

36185242 is a wasteful number, since it uses less digits than its factorization.

36185242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18092623.

The product of its digits is 11520, while the sum is 31.

The square root of 36185242 is about 6015.4170262751. The cubic root of 36185242 is about 330.7581040397.

The spelling of 36185242 in words is "thirty-six million, one hundred eighty-five thousand, two hundred forty-two".