43410042 has 48 divisors (see below), whose sum is σ = 104799240. Its totient is φ = 12894336.

The previous prime is 43410019. The next prime is 43410043. The reversal of 43410042 is 24001434.

43410042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 15752961 + 27657081 = 3969^2 + 5259^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 43409997 and 43410024.

It is not an unprimeable number, because it can be changed into a prime (43410043) 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 23 ways as a sum of consecutive naturals, for example, 3588 + ... + 9984.

Almost surely, 2^43410042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43410042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52399620).

43410042 is an abundant number, since it is smaller than the sum of its proper divisors (61389198).

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

43410042 is a wasteful number, since it uses less digits than its factorization.

43410042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6447 (or 6444 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 43410042 is about 6588.6297513216. The cubic root of 43410042 is about 351.4498821388.

Adding to 43410042 its reverse (24001434), we get a palindrome (67411476).

The spelling of 43410042 in words is "forty-three million, four hundred ten thousand, forty-two".