235234743220 has 24 divisors (see below), whose sum is σ = 494066764800. Its totient is φ = 94079839392.

The previous prime is 235234743209. The next prime is 235234743223. The reversal of 235234743220 is 22347432532.

235234743220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 235234743220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235234743223) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 740880 + ... + 1009639.

It is an arithmetic number, because the mean of its divisors is an integer number (20586115200).

Almost surely, 2^235234743220 is an apocalyptic number.

235234743220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235234743220 is an abundant number, since it is smaller than the sum of its proper divisors (258832021580).

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

235234743220 is a wasteful number, since it uses less digits than its factorization.

235234743220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757247 (or 1757245 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 37.

The spelling of 235234743220 in words is "two hundred thirty-five billion, two hundred thirty-four million, seven hundred forty-three thousand, two hundred twenty".