4243142 has 8 divisors (see below), whose sum is σ = 6384000. Its totient is φ = 2115144.

The previous prime is 4243139. The next prime is 4243147. The reversal of 4243142 is 2413424.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4243147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2342 + ... + 3737.

It is an arithmetic number, because the mean of its divisors is an integer number (798000).

Almost surely, 2^4243142 is an apocalyptic number.

4243142 is a deficient number, since it is larger than the sum of its proper divisors (2140858).

4243142 is a wasteful number, since it uses less digits than its factorization.

4243142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6430.

The product of its digits is 768, while the sum is 20.

The square root of 4243142 is about 2059.8888319519. Note that the first 4 decimals coincide. The cubic root of 4243142 is about 161.8934166571.

Adding to 4243142 its reverse (2413424), we get a palindrome (6656566).

The spelling of 4243142 in words is "four million, two hundred forty-three thousand, one hundred forty-two".