234403224 has 128 divisors (see below), whose sum is σ = 660960000. Its totient is φ = 68672000.

The previous prime is 234403207. The next prime is 234403237. The reversal of 234403224 is 422304432.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 234403194 and 234403203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1573102 + ... + 1573250.

It is an arithmetic number, because the mean of its divisors is an integer number (5163750).

Almost surely, 2^234403224 is an apocalyptic number.

234403224 is a gapful number since it is divisible by the number (24) 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 234403224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330480000).

234403224 is an abundant number, since it is smaller than the sum of its proper divisors (426556776).

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

234403224 is a wasteful number, since it uses less digits than its factorization.

234403224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 325 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 234403224 is about 15310.2326566254. The cubic root of 234403224 is about 616.5777665207.

Adding to 234403224 its reverse (422304432), we get a palindrome (656707656).

The spelling of 234403224 in words is "two hundred thirty-four million, four hundred three thousand, two hundred twenty-four".