7066424 has 32 divisors (see below), whose sum is σ = 14152320. Its totient is φ = 3296256.

The previous prime is 7066399. The next prime is 7066429. The reversal of 7066424 is 4246607.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7066429) 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 7 ways as a sum of consecutive naturals, for example, 30212 + ... + 30444.

It is an arithmetic number, because the mean of its divisors is an integer number (442260).

Almost surely, 2^7066424 is an apocalyptic number.

It is an amenable number.

7066424 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

7066424 is a wasteful number, since it uses less digits than its factorization.

7066424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 475 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 7066424 is about 2658.2746284009. The cubic root of 7066424 is about 191.8962836827.

The spelling of 7066424 in words is "seven million, sixty-six thousand, four hundred twenty-four".