36081222 has 8 divisors (see below), whose sum is σ = 72162456. Its totient is φ = 12027072.

The previous prime is 36081217. The next prime is 36081229. The reversal of 36081222 is 22218063.

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

36081222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 36081192 and 36081201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36081229) 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 3 ways as a sum of consecutive naturals, for example, 3006763 + ... + 3006774.

It is an arithmetic number, because the mean of its divisors is an integer number (9020307).

Almost surely, 2^36081222 is an apocalyptic number.

36081222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36081222 is a wasteful number, since it uses less digits than its factorization.

36081222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6013542.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 36081222 is about 6006.7646865846. The cubic root of 36081222 is about 330.4408616435.

Adding to 36081222 its reverse (22218063), we get a palindrome (58299285).

The spelling of 36081222 in words is "thirty-six million, eighty-one thousand, two hundred twenty-two".