234380436 has 48 divisors (see below), whose sum is σ = 579579840. Its totient is φ = 73588480.

The previous prime is 234380431. The next prime is 234380437. The reversal of 234380436 is 634083432.

It is a junction number, because it is equal to n+sod(n) for n = 234380397 and 234380406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234380431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6055 + ... + 22481.

It is an arithmetic number, because the mean of its divisors is an integer number (12074580).

Almost surely, 2^234380436 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 234380436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289789920).

234380436 is an abundant number, since it is smaller than the sum of its proper divisors (345199404).

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

234380436 is a wasteful number, since it uses less digits than its factorization.

234380436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16504 (or 16502 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

The square root of 234380436 is about 15309.4884303820. The cubic root of 234380436 is about 616.5577852405.

The spelling of 234380436 in words is "two hundred thirty-four million, three hundred eighty thousand, four hundred thirty-six".