677795 has 4 divisors (see below), whose sum is σ = 813360. Its totient is φ = 542232.

The previous prime is 677791. The next prime is 677813. The reversal of 677795 is 597776.

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 677795 - 2² = 677791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67775 + ... + 67784.

It is an arithmetic number, because the mean of its divisors is an integer number (203340).

2⁶⁷⁷⁷⁹⁵ is an apocalyptic number.

677795 is a deficient number, since it is larger than the sum of its proper divisors (135565).

677795 is a wasteful number, since it uses less digits than its factorization.

677795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135564.

The product of its digits is 92610, while the sum is 41.

The square root of 677795 is about 823.2830618931. The cubic root of 677795 is about 87.8414414087.

The spelling of 677795 in words is "six hundred seventy-seven thousand, seven hundred ninety-five".