676605667 has 4 divisors (see below), whose sum is σ = 676699920. Its totient is φ = 676511416.

The previous prime is 676605613. The next prime is 676605673. The reversal of 676605667 is 766506676.

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 676605667 - 2¹¹ = 676603619 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 676605667.

It is not an unprimeable number, because it can be changed into a prime (676609667) 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, 35383 + ... + 51040.

It is an arithmetic number, because the mean of its divisors is an integer number (169174980).

Almost surely, 2^676605667 is an apocalyptic number.

676605667 is a deficient number, since it is larger than the sum of its proper divisors (94253).

676605667 is an equidigital number, since it uses as much as digits as its factorization.

676605667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94252.

The product of its (nonzero) digits is 1905120, while the sum is 49.

The square root of 676605667 is about 26011.6448345736. The cubic root of 676605667 is about 877.9003260467.

The spelling of 676605667 in words is "six hundred seventy-six million, six hundred five thousand, six hundred sixty-seven".