43530122 has 8 divisors (see below), whose sum is σ = 68134176. Its totient is φ = 20818732.

The previous prime is 43530103. The next prime is 43530127. The reversal of 43530122 is 22103534.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 43530094 and 43530103.

It is not an unprimeable number, because it can be changed into a prime (43530127) 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, 473108 + ... + 473199.

It is an arithmetic number, because the mean of its divisors is an integer number (8516772).

Almost surely, 2^43530122 is an apocalyptic number.

43530122 is a deficient number, since it is larger than the sum of its proper divisors (24604054).

43530122 is a wasteful number, since it uses less digits than its factorization.

43530122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946332.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 43530122 is about 6597.7361268847. The cubic root of 43530122 is about 351.7736417016.

Adding to 43530122 its reverse (22103534), we get a palindrome (65633656).

The spelling of 43530122 in words is "forty-three million, five hundred thirty thousand, one hundred twenty-two".