4243442 has 16 divisors (see below), whose sum is σ = 7430400. Its totient is φ = 1779648.

The previous prime is 4243439. The next prime is 4243453. The reversal of 4243442 is 2443424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2567 + ... + 3882.

It is an arithmetic number, because the mean of its divisors is an integer number (464400).

Almost surely, 2^4243442 is an apocalyptic number.

4243442 is a deficient number, since it is larger than the sum of its proper divisors (3186958).

4243442 is a wasteful number, since it uses less digits than its factorization.

4243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6505.

The product of its digits is 3072, while the sum is 23.

The square root of 4243442 is about 2059.9616501285. The cubic root of 4243442 is about 161.8972319808.

Adding to 4243442 its reverse (2443424), we get a palindrome (6686866).

The spelling of 4243442 in words is "four million, two hundred forty-three thousand, four hundred forty-two".