234189648 has 120 divisors (see below), whose sum is σ = 817167936. Its totient is φ = 60825600.

The previous prime is 234189643. The next prime is 234189667. The reversal of 234189648 is 846981432.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234189643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 528 + ... + 21648.

Almost surely, 2^234189648 is an apocalyptic number.

234189648 is a gapful number since it is divisible by the number (28) 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 234189648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (408583968).

234189648 is an abundant number, since it is smaller than the sum of its proper divisors (582978288).

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

234189648 is a wasteful number, since it uses less digits than its factorization.

234189648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21153 (or 21144 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 234189648 is about 15303.2561241064. The cubic root of 234189648 is about 616.3904451089.

The spelling of 234189648 in words is "two hundred thirty-four million, one hundred eighty-nine thousand, six hundred forty-eight".