43102042 has 8 divisors (see below), whose sum is σ = 65225556. Its totient is φ = 21360192.

The previous prime is 43102027. The next prime is 43102049. The reversal of 43102042 is 24020134.

It can be written as a sum of positive squares in 2 ways, for example, as 40309801 + 2792241 = 6349^2 + 1671^2 .

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

It is not an unprimeable number, because it can be changed into a prime (43102049) 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, 95133 + ... + 95584.

Almost surely, 2^43102042 is an apocalyptic number.

43102042 is a deficient number, since it is larger than the sum of its proper divisors (22123514).

43102042 is a wasteful number, since it uses less digits than its factorization.

43102042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190832.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 43102042 is about 6565.2145433337. The cubic root of 43102042 is about 350.6167140474.

Adding to 43102042 its reverse (24020134), we get a palindrome (67122176).

The spelling of 43102042 in words is "forty-three million, one hundred two thousand, forty-two".