7006606 has 4 divisors (see below), whose sum is σ = 10509912. Its totient is φ = 3503302.

The previous prime is 7006577. The next prime is 7006607. The reversal of 7006606 is 6066007.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7006607) 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 as a sum of consecutive naturals, namely, 1751650 + ... + 1751653.

It is an arithmetic number, because the mean of its divisors is an integer number (2627478).

Almost surely, 2^7006606 is an apocalyptic number.

7006606 is a deficient number, since it is larger than the sum of its proper divisors (3503306).

7006606 is a wasteful number, since it uses less digits than its factorization.

7006606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503305.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 7006606 is about 2646.9994333207. Note that the first 3 decimals coincide. The cubic root of 7006606 is about 191.3532747072.

The spelling of 7006606 in words is "seven million, six thousand, six hundred six".