48216312 has 48 divisors (see below), whose sum is σ = 131639040. Its totient is φ = 15942528.

The previous prime is 48216293. The next prime is 48216317. The reversal of 48216312 is 21361284.

48216312 is a `hidden beast` number, since 4 + 8 + 21 + 631 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48216317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6508 + ... + 11780.

It is an arithmetic number, because the mean of its divisors is an integer number (2742480).

Almost surely, 2^48216312 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 48216312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65819520).

48216312 is an abundant number, since it is smaller than the sum of its proper divisors (83422728).

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

48216312 is a wasteful number, since it uses less digits than its factorization.

48216312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5412 (or 5405 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 48216312 is about 6943.7966560089. The cubic root of 48216312 is about 363.9692241420.

Adding to 48216312 its reverse (21361284), we get a palindrome (69577596).

The spelling of 48216312 in words is "forty-eight million, two hundred sixteen thousand, three hundred twelve".