677330 has 8 divisors (see below), whose sum is σ = 1219212. Its totient is φ = 270928.

The previous prime is 677323. The next prime is 677333. The reversal of 677330 is 33776.

677330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 823²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 677329 + 1 = 823^2 + 1^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 677330.

It is not an unprimeable number, because it can be changed into a prime (677333) 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, 33857 + ... + 33876.

2⁶⁷⁷³³⁰ is an apocalyptic number.

677330 is a deficient number, since it is larger than the sum of its proper divisors (541882).

677330 is a wasteful number, since it uses less digits than its factorization.

677330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67740.

The product of its (nonzero) digits is 2646, while the sum is 26.

The square root of 677330 is about 823.0006075332. Note that the first 3 decimals coincide. The cubic root of 677330 is about 87.8213489941.

Adding to 677330 its product of nonzero digits (2646), we get a palindrome (679976).

The spelling of 677330 in words is "six hundred seventy-seven thousand, three hundred thirty".