36324181 has 6 divisors (see below), whose sum is σ = 38336982. Its totient is φ = 34412040.

The previous prime is 36324179. The next prime is 36324187. The reversal of 36324181 is 18142363.

It can be written as a sum of positive squares in only one way, i.e., 35593156 + 731025 = 5966^2 + 855^2 .

It is not a de Polignac number, because 36324181 - 2¹ = 36324179 is a prime.

It is a super-2 number, since 2×36324181² = 2638892250641522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36324187) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 49950 + ... + 50671.

It is an arithmetic number, because the mean of its divisors is an integer number (6389497).

Almost surely, 2^36324181 is an apocalyptic number.

It is an amenable number.

36324181 is a deficient number, since it is larger than the sum of its proper divisors (2012801).

36324181 is a wasteful number, since it uses less digits than its factorization.

36324181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100659 (or 100640 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 36324181 is about 6026.9545377413. The cubic root of 36324181 is about 331.1808961818.

The spelling of 36324181 in words is "thirty-six million, three hundred twenty-four thousand, one hundred eighty-one".