677305329 has 8 divisors (see below), whose sum is σ = 932205312. Its totient is φ = 436971120.

The previous prime is 677305319. The next prime is 677305333. The reversal of 677305329 is 923503776.

It is a happy number.

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

It is not a de Polignac number, because 677305329 - 2⁷ = 677305201 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (677305319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3641334 + ... + 3641519.

It is an arithmetic number, because the mean of its divisors is an integer number (116525664).

Almost surely, 2^677305329 is an apocalyptic number.

It is an amenable number.

677305329 is a deficient number, since it is larger than the sum of its proper divisors (254899983).

677305329 is a wasteful number, since it uses less digits than its factorization.

677305329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7282887.

The product of its (nonzero) digits is 238140, while the sum is 42.

The square root of 677305329 is about 26025.0903744829. The cubic root of 677305329 is about 878.2028271577.

The spelling of 677305329 in words is "six hundred seventy-seven million, three hundred five thousand, three hundred twenty-nine".