676649059 has 4 divisors (see below), whose sum is σ = 698476480. Its totient is φ = 654821640.

The previous prime is 676649053. The next prime is 676649087. The reversal of 676649059 is 950946676.

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

It is a cyclic number.

It is not a de Polignac number, because 676649059 - 2¹⁷ = 676517987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 676648997 and 676649015.

It is not an unprimeable number, because it can be changed into a prime (676649053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10913664 + ... + 10913725.

It is an arithmetic number, because the mean of its divisors is an integer number (174619120).

Almost surely, 2^676649059 is an apocalyptic number.

676649059 is a deficient number, since it is larger than the sum of its proper divisors (21827421).

676649059 is a wasteful number, since it uses less digits than its factorization.

676649059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21827420.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The square root of 676649059 is about 26012.4789091697. The cubic root of 676649059 is about 877.9190927811.

The spelling of 676649059 in words is "six hundred seventy-six million, six hundred forty-nine thousand, fifty-nine".