677832009 has 16 divisors (see below), whose sum is σ = 913536000. Its totient is φ = 447034896.

The previous prime is 677831983. The next prime is 677832013. The reversal of 677832009 is 900238776.

It is not a de Polignac number, because 677832009 - 2⁸ = 677831753 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (677834009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103692 + ... + 110034.

It is an arithmetic number, because the mean of its divisors is an integer number (57096000).

Almost surely, 2^677832009 is an apocalyptic number.

It is an amenable number.

677832009 is a deficient number, since it is larger than the sum of its proper divisors (235703991).

677832009 is a wasteful number, since it uses less digits than its factorization.

677832009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6724.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 677832009 is about 26035.2071049953. The cubic root of 677832009 is about 878.4304015406.

The spelling of 677832009 in words is "six hundred seventy-seven million, eight hundred thirty-two thousand, nine".