36212224 has 40 divisors (see below), whose sum is σ = 73140408. Its totient is φ = 17909760.

The previous prime is 36212221. The next prime is 36212269. The reversal of 36212224 is 42221263.

It is a super-2 number, since 2×36212224² = 2622650334052352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36212195 and 36212204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36212221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54454 + ... + 55114.

Almost surely, 2^36212224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36212224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36570204).

36212224 is an abundant number, since it is smaller than the sum of its proper divisors (36928184).

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

36212224 is an equidigital number, since it uses as much as digits as its factorization.

36212224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786 (or 770 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 36212224 is about 6017.6593456260. The cubic root of 36212224 is about 330.8402949861.

Adding to 36212224 its reverse (42221263), we get a palindrome (78433487).

The spelling of 36212224 in words is "thirty-six million, two hundred twelve thousand, two hundred twenty-four".