43532042 has 8 divisors (see below), whose sum is σ = 65386596. Its totient is φ = 21736512.

The previous prime is 43531997. The next prime is 43532051. The reversal of 43532042 is 24023534.

It can be written as a sum of positive squares in 2 ways, for example, as 39325441 + 4206601 = 6271^2 + 2051^2 .

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 = 43531999 and 43532017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12863 + ... + 15890.

Almost surely, 2^43532042 is an apocalyptic number.

43532042 is a deficient number, since it is larger than the sum of its proper divisors (21854554).

43532042 is a wasteful number, since it uses less digits than its factorization.

43532042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29512.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 43532042 is about 6597.8816297354. The cubic root of 43532042 is about 351.7788135645.

Adding to 43532042 its reverse (24023534), we get a palindrome (67555576).

The spelling of 43532042 in words is "forty-three million, five hundred thirty-two thousand, forty-two".