7042305 has 8 divisors (see below), whose sum is σ = 11267712. Its totient is φ = 3755888.

The previous prime is 7042291. The next prime is 7042319. The reversal of 7042305 is 5032407.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7042291) and next prime (7042319).

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

It is a cyclic number.

It is not a de Polignac number, because 7042305 - 2²¹ = 4945153 is a prime.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 234729 + ... + 234758.

It is an arithmetic number, because the mean of its divisors is an integer number (1408464).

Almost surely, 2^7042305 is an apocalyptic number.

It is an amenable number.

7042305 is a deficient number, since it is larger than the sum of its proper divisors (4225407).

7042305 is a wasteful number, since it uses less digits than its factorization.

7042305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469495.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 7042305 is about 2653.7341615166. The cubic root of 7042305 is about 191.6777090887.

The spelling of 7042305 in words is "seven million, forty-two thousand, three hundred five".