4320042 has 8 divisors (see below), whose sum is σ = 8640096. Its totient is φ = 1440012.

The previous prime is 4319993. The next prime is 4320059. The reversal of 4320042 is 2400234.

It is a happy number.

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

4320042 is an admirable 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, 359998 + ... + 360009.

It is an arithmetic number, because the mean of its divisors is an integer number (1080012).

Almost surely, 2^4320042 is an apocalyptic number.

4320042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4320042 is a wasteful number, since it uses less digits than its factorization.

4320042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720012.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 4320042 is about 2078.4710726878. The cubic root of 4320042 is about 162.8655847974.

Adding to 4320042 its product of nonzero digits (192), we get a palindrome (4320234).

Adding to 4320042 its reverse (2400234), we get a palindrome (6720276).

The spelling of 4320042 in words is "four million, three hundred twenty thousand, forty-two".