677006 has 8 divisors (see below), whose sum is σ = 1107864. Its totient is φ = 307720.

The previous prime is 676993. The next prime is 677011. The reversal of 677006 is 600776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 677006.

It is an unprimeable number.

677006 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15365 + ... + 15408.

It is an arithmetic number, because the mean of its divisors is an integer number (138483).

2⁶⁷⁷⁰⁰⁶ is an apocalyptic number.

677006 is a deficient number, since it is larger than the sum of its proper divisors (430858).

677006 is a wasteful number, since it uses less digits than its factorization.

677006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30786.

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

The square root of 677006 is about 822.8037433070. The cubic root of 677006 is about 87.8073436814.

The spelling of 677006 in words is "six hundred seventy-seven thousand, six".