4238942 has 8 divisors (see below), whose sum is σ = 6530376. Its totient is φ = 2062152.

The previous prime is 4238929. The next prime is 4238953. The reversal of 4238942 is 2498324.

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 = 4238899 and 4238908.

It is a congruent number.

It is an unprimeable number.

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, 28568 + ... + 28715.

It is an arithmetic number, because the mean of its divisors is an integer number (816297).

Almost surely, 2^4238942 is an apocalyptic number.

4238942 is a deficient number, since it is larger than the sum of its proper divisors (2291434).

4238942 is a wasteful number, since it uses less digits than its factorization.

4238942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57322.

The product of its digits is 13824, while the sum is 32.

The square root of 4238942 is about 2058.8691070585. The cubic root of 4238942 is about 161.8399832329.

The spelling of 4238942 in words is "four million, two hundred thirty-eight thousand, nine hundred forty-two".