7000665 has 32 divisors (see below), whose sum is σ = 13022976. Its totient is φ = 3144960.

The previous prime is 7000663. The next prime is 7000673. The reversal of 7000665 is 5660007.

It is not a de Polignac number, because 7000665 - 2¹ = 7000663 is a prime.

7000665 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (7000661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5859 + ... + 6951.

It is an arithmetic number, because the mean of its divisors is an integer number (406968).

Almost surely, 2^7000665 is an apocalyptic number.

It is an amenable number.

7000665 is a deficient number, since it is larger than the sum of its proper divisors (6022311).

7000665 is a wasteful number, since it uses less digits than its factorization.

7000665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 7000665 is about 2645.8769812673. The cubic root of 7000665 is about 191.2991757008.

The spelling of 7000665 in words is "seven million, six hundred sixty-five", and thus it is an aban number.