7677668 has 12 divisors (see below), whose sum is σ = 13512240. Its totient is φ = 3817032.

The previous prime is 7677661. The next prime is 7677673. The reversal of 7677668 is 8667767.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7677661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4646 + ... + 6077.

It is an arithmetic number, because the mean of its divisors is an integer number (1126020).

Almost surely, 2^7677668 is an apocalyptic number.

It is an amenable number.

7677668 is a deficient number, since it is larger than the sum of its proper divisors (5834572).

7677668 is a wasteful number, since it uses less digits than its factorization.

7677668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10906 (or 10904 counting only the distinct ones).

The product of its digits is 592704, while the sum is 47.

The square root of 7677668 is about 2770.8605161574. The cubic root of 7677668 is about 197.2769944577.

Subtracting 7677668 from its reverse (8667767), we obtain a palindrome (990099).

The spelling of 7677668 in words is "seven million, six hundred seventy-seven thousand, six hundred sixty-eight".