7042342 has 8 divisors (see below), whose sum is σ = 10576800. Its totient is φ = 3516744.

The previous prime is 7042337. The next prime is 7042349. The reversal of 7042342 is 2432407.

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 (7042349) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 384 + ... + 3772.

It is an arithmetic number, because the mean of its divisors is an integer number (1322100).

Almost surely, 2^7042342 is an apocalyptic number.

7042342 is a deficient number, since it is larger than the sum of its proper divisors (3534458).

7042342 is a wasteful number, since it uses less digits than its factorization.

7042342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4430.

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 7042342 is about 2653.7411328161. The cubic root of 7042342 is about 191.6780447772.

Adding to 7042342 its reverse (2432407), we get a palindrome (9474749).

The spelling of 7042342 in words is "seven million, forty-two thousand, three hundred forty-two".