43240124 has 24 divisors (see below), whose sum is σ = 81810960. Its totient is φ = 19927296.

The previous prime is 43240123. The next prime is 43240157. The reversal of 43240124 is 42104234.

It is a junction number, because it is equal to n+sod(n) for n = 43240096 and 43240105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43240123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4877 + ... + 10500.

It is an arithmetic number, because the mean of its divisors is an integer number (3408790).

Almost surely, 2^43240124 is an apocalyptic number.

It is an amenable number.

43240124 is a deficient number, since it is larger than the sum of its proper divisors (38570836).

43240124 is a wasteful number, since it uses less digits than its factorization.

43240124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15437 (or 15435 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 43240124 is about 6575.7223177382. The cubic root of 43240124 is about 350.9907276442.

Adding to 43240124 its reverse (42104234), we get a palindrome (85344358).

The spelling of 43240124 in words is "forty-three million, two hundred forty thousand, one hundred twenty-four".