234231500 has 24 divisors (see below), whose sum is σ = 511562688. Its totient is φ = 93692400.

The previous prime is 234231467. The next prime is 234231509. The reversal of 234231500 is 5132432.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (234231509) 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, 233732 + ... + 234731.

It is an arithmetic number, because the mean of its divisors is an integer number (21315112).

Almost surely, 2^234231500 is an apocalyptic number.

234231500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234231500 is an abundant number, since it is smaller than the sum of its proper divisors (277331188).

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

234231500 is a wasteful number, since it uses less digits than its factorization.

234231500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468482 (or 468470 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 234231500 is about 15304.6234844246. The cubic root of 234231500 is about 616.4271612725.

Adding to 234231500 its reverse (5132432), we get a palindrome (239363932).

The spelling of 234231500 in words is "two hundred thirty-four million, two hundred thirty-one thousand, five hundred".