43242380 has 12 divisors (see below), whose sum is σ = 90809040. Its totient is φ = 17296944.

The previous prime is 43242379. The next prime is 43242383. The reversal of 43242380 is 8324234.

43242380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (43242383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081040 + ... + 1081079.

It is an arithmetic number, because the mean of its divisors is an integer number (7567420).

Almost surely, 2^43242380 is an apocalyptic number.

It is an amenable number.

43242380 is an abundant number, since it is smaller than the sum of its proper divisors (47566660).

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

43242380 is a wasteful number, since it uses less digits than its factorization.

43242380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162128 (or 2162126 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 43242380 is about 6575.8938555910. The cubic root of 43242380 is about 350.9968317071.

The spelling of 43242380 in words is "forty-three million, two hundred forty-two thousand, three hundred eighty".