27216364 has 48 divisors (see below), whose sum is σ = 56448000. Its totient is φ = 11475408.

The previous prime is 27216361. The next prime is 27216367. The reversal of 27216364 is 46361272.

It is an interprime number because it is at equal distance from previous prime (27216361) and next prime (27216367).

It is not an unprimeable number, because it can be changed into a prime (27216361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113757 + ... + 113995.

It is an arithmetic number, because the mean of its divisors is an integer number (1176000).

Almost surely, 2^27216364 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 27216364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28224000).

27216364 is an abundant number, since it is smaller than the sum of its proper divisors (29231636).

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

27216364 is a wasteful number, since it uses less digits than its factorization.

27216364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347 (or 331 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 27216364 is about 5216.9305151593. The cubic root of 27216364 is about 300.7992170975.

The spelling of 27216364 in words is "twenty-seven million, two hundred sixteen thousand, three hundred sixty-four".