43240422 has 8 divisors (see below), whose sum is σ = 86480856. Its totient is φ = 14413472.

The previous prime is 43240411. The next prime is 43240429. The reversal of 43240422 is 22404234.

It is a sphenic number, since it is the product of 3 distinct primes.

43240422 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43240429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3603363 + ... + 3603374.

It is an arithmetic number, because the mean of its divisors is an integer number (10810107).

Almost surely, 2^43240422 is an apocalyptic number.

43240422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

43240422 is a wasteful number, since it uses less digits than its factorization.

43240422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7206742.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 43240422 is about 6575.7449768068. The cubic root of 43240422 is about 350.9915339554.

Adding to 43240422 its reverse (22404234), we get a palindrome (65644656).

The spelling of 43240422 in words is "forty-three million, two hundred forty thousand, four hundred twenty-two".