677347 has 8 divisors (see below), whose sum is σ = 745920. Its totient is φ = 609960.

The previous prime is 677333. The next prime is 677357. The reversal of 677347 is 743776.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 677347 - 2¹¹ = 675299 is a prime.

It is a Duffinian number.

677347 is a lucky number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (677357) 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 7 ways as a sum of consecutive naturals, for example, 1308 + ... + 1750.

It is an arithmetic number, because the mean of its divisors is an integer number (93240).

2⁶⁷⁷³⁴⁷ is an apocalyptic number.

677347 is a deficient number, since it is larger than the sum of its proper divisors (68573).

677347 is a wasteful number, since it uses less digits than its factorization.

677347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593.

The product of its digits is 24696, while the sum is 34.

The square root of 677347 is about 823.0109355288. The cubic root of 677347 is about 87.8220837174.

It can be divided in two parts, 677 and 347, that added together give a 10-th power (1024 = 2¹⁰).

The spelling of 677347 in words is "six hundred seventy-seven thousand, three hundred forty-seven".