234321234 has 96 divisors (see below), whose sum is σ = 582702336. Its totient is φ = 62415360.

The previous prime is 234321193. The next prime is 234321239. The reversal of 234321234 is 432123432.

234321234 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

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

It is not an unprimeable number, because it can be changed into a prime (234321239) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 864519 + ... + 864789.

It is an arithmetic number, because the mean of its divisors is an integer number (6069816).

Almost surely, 2^234321234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234321234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291351168).

234321234 is an abundant number, since it is smaller than the sum of its proper divisors (348381102).

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

234321234 is a wasteful number, since it uses less digits than its factorization.

234321234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 473 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 234321234 is about 15307.5548014698. The cubic root of 234321234 is about 616.5058688940.

Adding to 234321234 its reverse (432123432), we get a palindrome (666444666).

The spelling of 234321234 in words is "two hundred thirty-four million, three hundred twenty-one thousand, two hundred thirty-four".