235423020 has 48 divisors (see below), whose sum is σ = 753355008. Its totient is φ = 53810880.

The previous prime is 235423003. The next prime is 235423033. The reversal of 235423020 is 20324532.

235423020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279846 + ... + 280685.

It is an arithmetic number, because the mean of its divisors is an integer number (15694896).

Almost surely, 2^235423020 is an apocalyptic number.

235423020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235423020 is an abundant number, since it is smaller than the sum of its proper divisors (517931988).

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

235423020 is a wasteful number, since it uses less digits than its factorization.

235423020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560550 (or 560548 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 235423020 is about 15343.5009042917. The cubic root of 235423020 is about 617.4706351763.

Adding to 235423020 its reverse (20324532), we get a palindrome (255747552).

It can be divided in two parts, 23542 and 3020, that added together give a palindrome (26562).

The spelling of 235423020 in words is "two hundred thirty-five million, four hundred twenty-three thousand, twenty".