7000667 has 4 divisors (see below), whose sum is σ = 7010016. Its totient is φ = 6991320.

The previous prime is 7000663. The next prime is 7000673. The reversal of 7000667 is 7660007.

7000667 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 7000667 - 2² = 7000663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7000661) 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, 3443 + ... + 5084.

It is an arithmetic number, because the mean of its divisors is an integer number (1752504).

Almost surely, 2^7000667 is an apocalyptic number.

7000667 is a deficient number, since it is larger than the sum of its proper divisors (9349).

7000667 is an equidigital number, since it uses as much as digits as its factorization.

7000667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9348.

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 7000667 is about 2645.8773592138. The cubic root of 7000667 is about 191.2991939181.

It can be divided in two parts, 7000 and 667, that added together give a palindrome (7667).

The spelling of 7000667 in words is "seven million, six hundred sixty-seven", and thus it is an aban number.