43250042 has 32 divisors (see below), whose sum is σ = 75271680. Its totient is φ = 18431280.

The previous prime is 43250033. The next prime is 43250047. The reversal of 43250042 is 24005234.

It is a super-2 number, since 2×43250042² = 3741132266003528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43249996 and 43250023.

It is not an unprimeable number, because it can be changed into a prime (43250047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44243 + ... + 45209.

It is an arithmetic number, because the mean of its divisors is an integer number (2352240).

Almost surely, 2^43250042 is an apocalyptic number.

43250042 is a deficient number, since it is larger than the sum of its proper divisors (32021638).

43250042 is a wasteful number, since it uses less digits than its factorization.

43250042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 43250042 is about 6576.4764121830. The cubic root of 43250042 is about 351.0175612083.

Adding to 43250042 its reverse (24005234), we get a palindrome (67255276).

The spelling of 43250042 in words is "forty-three million, two hundred fifty thousand, forty-two".