234352128 has 80 divisors (see below), whose sum is σ = 627745536. Its totient is φ = 77690880.

The previous prime is 234352121. The next prime is 234352141. The reversal of 234352128 is 821253432.

It is a junction number, because it is equal to n+sod(n) for n = 234352095 and 234352104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234352121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415975 + ... + 416537.

Almost surely, 2^234352128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234352128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313872768).

234352128 is an abundant number, since it is smaller than the sum of its proper divisors (393393408).

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

234352128 is an equidigital number, since it uses as much as digits as its factorization.

234352128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855 (or 839 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 234352128 is about 15308.5638777777. The cubic root of 234352128 is about 616.5329620359.

The spelling of 234352128 in words is "two hundred thirty-four million, three hundred fifty-two thousand, one hundred twenty-eight".