234459128 has 8 divisors (see below), whose sum is σ = 439610880. Its totient is φ = 117229560.

The previous prime is 234459103. The next prime is 234459139. The reversal of 234459128 is 821954432.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 234459091 and 234459100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14653688 + ... + 14653703.

It is an arithmetic number, because the mean of its divisors is an integer number (54951360).

Almost surely, 2^234459128 is an apocalyptic number.

It is an amenable number.

234459128 is a deficient number, since it is larger than the sum of its proper divisors (205151752).

234459128 is a wasteful number, since it uses less digits than its factorization.

234459128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29307397 (or 29307393 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The square root of 234459128 is about 15312.0582548526. The cubic root of 234459128 is about 616.6267795319.

The spelling of 234459128 in words is "two hundred thirty-four million, four hundred fifty-nine thousand, one hundred twenty-eight".