36018216 has 128 divisors (see below), whose sum is σ = 109670400. Its totient is φ = 10886400.

The previous prime is 36018193. The next prime is 36018263. The reversal of 36018216 is 61281063.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 36018216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 283545 + ... + 283671.

It is an arithmetic number, because the mean of its divisors is an integer number (856800).

Almost surely, 2^36018216 is an apocalyptic number.

36018216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36018216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54835200).

36018216 is an abundant number, since it is smaller than the sum of its proper divisors (73652184).

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

36018216 is a wasteful number, since it uses less digits than its factorization.

36018216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 36018216 is about 6001.5178080216. The cubic root of 36018216 is about 330.2484080049.

Adding to 36018216 its reverse (61281063), we get a palindrome (97299279).

The spelling of 36018216 in words is "thirty-six million, eighteen thousand, two hundred sixteen".