43730122 has 16 divisors (see below), whose sum is σ = 66552192. Its totient is φ = 21548160.

The previous prime is 43730117. The next prime is 43730123. The reversal of 43730122 is 22103734.

It is a junction number, because it is equal to n+sod(n) for n = 43730093 and 43730102.

It is not an unprimeable number, because it can be changed into a prime (43730123) 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, 83353 + ... + 83875.

It is an arithmetic number, because the mean of its divisors is an integer number (4159512).

Almost surely, 2^43730122 is an apocalyptic number.

43730122 is a deficient number, since it is larger than the sum of its proper divisors (22822070).

43730122 is a wasteful number, since it uses less digits than its factorization.

43730122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 43730122 is about 6612.8754713816. The cubic root of 43730122 is about 352.3115623458.

Adding to 43730122 its reverse (22103734), we get a palindrome (65833856).

The spelling of 43730122 in words is "forty-three million, seven hundred thirty thousand, one hundred twenty-two".