7042430 has 8 divisors (see below), whose sum is σ = 12676392. Its totient is φ = 2816968.

The previous prime is 7042423. The next prime is 7042457. The reversal of 7042430 is 342407.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352112 + ... + 352131.

It is an arithmetic number, because the mean of its divisors is an integer number (1584549).

Almost surely, 2^7042430 is an apocalyptic number.

7042430 is a deficient number, since it is larger than the sum of its proper divisors (5633962).

7042430 is a wasteful number, since it uses less digits than its factorization.

7042430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704250.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 7042430 is about 2653.7577131306. The cubic root of 7042430 is about 191.6788431668.

Adding to 7042430 its reverse (342407), we get a palindrome (7384837).

The spelling of 7042430 in words is "seven million, forty-two thousand, four hundred thirty".