36312216 has 64 divisors (see below), whose sum is σ = 95558400. Its totient is φ = 11476608.

The previous prime is 36312209. The next prime is 36312223. The reversal of 36312216 is 61221363.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (36312209) and next prime (36312223).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86455 + ... + 86873.

It is an arithmetic number, because the mean of its divisors is an integer number (1493100).

Almost surely, 2^36312216 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 36312216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47779200).

36312216 is an abundant number, since it is smaller than the sum of its proper divisors (59246184).

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

36312216 is a wasteful number, since it uses less digits than its factorization.

36312216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 604 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

The square root of 36312216 is about 6025.9618319402. The cubic root of 36312216 is about 331.1445290890.

Adding to 36312216 its reverse (61221363), we get a palindrome (97533579).

The spelling of 36312216 in words is "thirty-six million, three hundred twelve thousand, two hundred sixteen".