234381216 has 48 divisors (see below), whose sum is σ = 616369824. Its totient is φ = 77985024.

The previous prime is 234381181. The next prime is 234381239. The reversal of 234381216 is 612183432.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59830 + ... + 63626.

It is an arithmetic number, because the mean of its divisors is an integer number (12841038).

Almost surely, 2^234381216 is an apocalyptic number.

It is an amenable number.

234381216 is an abundant number, since it is smaller than the sum of its proper divisors (381988608).

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

234381216 is a wasteful number, since it uses less digits than its factorization.

234381216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453 (or 4445 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 234381216 is about 15309.5139047587. The cubic root of 234381216 is about 616.5584691919.

The spelling of 234381216 in words is "two hundred thirty-four million, three hundred eighty-one thousand, two hundred sixteen".