12234816 has 84 divisors (see below), whose sum is σ = 38276784. Its totient is φ = 3705600.

The previous prime is 12234811. The next prime is 12234821. The reversal of 12234816 is 61843221.

It is an interprime number because it is at equal distance from previous prime (12234811) and next prime (12234821).

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

It is a self number, because there is not a number n which added to its sum of digits gives 12234816.

It is not an unprimeable number, because it can be changed into a prime (12234811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5371 + ... + 7301.

It is an arithmetic number, because the mean of its divisors is an integer number (455676).

Almost surely, 2^12234816 is an apocalyptic number.

12234816 is a gapful number since it is divisible by the number (16) 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 12234816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19138392).

12234816 is an abundant number, since it is smaller than the sum of its proper divisors (26041968).

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

12234816 is a wasteful number, since it uses less digits than its factorization.

12234816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960 (or 1947 counting only the distinct ones).

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

The square root of 12234816 is about 3497.8301845573. The cubic root of 12234816 is about 230.4265305097.

The spelling of 12234816 in words is "twelve million, two hundred thirty-four thousand, eight hundred sixteen".