234816 has 28 divisors (see below), whose sum is σ = 621792. Its totient is φ = 78208.

The previous prime is 234811. The next prime is 234833. The reversal of 234816 is 618432.

It is a happy number.

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 one of the 548 Lynch-Bell numbers.

It is a nialpdrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420 + ... + 803.

2²³⁴⁸¹⁶ is an apocalyptic number.

It is an amenable number.

234816 is an abundant number, since it is smaller than the sum of its proper divisors (386976).

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

234816 is a wasteful number, since it uses less digits than its factorization.

234816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238 (or 1228 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 234816 is about 484.5781670690. The cubic root of 234816 is about 61.6939478350.

The spelling of 234816 in words is "two hundred thirty-four thousand, eight hundred sixteen".