43233420 has 48 divisors (see below), whose sum is σ = 123637248. Its totient is φ = 11282880.

The previous prime is 43233419. The next prime is 43233439. The reversal of 43233420 is 2433234.

It is a plaindrome in base 11.

It is a zygodrome in base 11.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4846 + ... + 10485.

It is an arithmetic number, because the mean of its divisors is an integer number (2575776).

Almost surely, 2^43233420 is an apocalyptic number.

It is an amenable number.

43233420 is an abundant number, since it is smaller than the sum of its proper divisors (80403828).

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

43233420 is a wasteful number, since it uses less digits than its factorization.

43233420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15390 (or 15388 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 43233420 is about 6575.2125440932. The cubic root of 43233420 is about 350.9725873674.

Adding to 43233420 its reverse (2433234), we get a palindrome (45666654).

The spelling of 43233420 in words is "forty-three million, two hundred thirty-three thousand, four hundred twenty".