677353 has 4 divisors (see below), whose sum is σ = 700740. Its totient is φ = 653968.

The previous prime is 677333. The next prime is 677357. The reversal of 677353 is 353776.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 458329 + 219024 = 677^2 + 468^2 .

It is a cyclic number.

It is not a de Polignac number, because 677353 - 2⁵ = 677321 is a prime.

It is a Smith number, since the sum of its digits (31) 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 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 3 ways as a sum of consecutive naturals, for example, 11650 + ... + 11707.

It is an arithmetic number, because the mean of its divisors is an integer number (175185).

2⁶⁷⁷³⁵³ is an apocalyptic number.

It is an amenable number.

677353 is a deficient number, since it is larger than the sum of its proper divisors (23387).

677353 is a wasteful number, since it uses less digits than its factorization.

677353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23386.

The product of its digits is 13230, while the sum is 31.

The square root of 677353 is about 823.0145806728. The cubic root of 677353 is about 87.8223430286.

The spelling of 677353 in words is "six hundred seventy-seven thousand, three hundred fifty-three".