676899218 has 6 divisors (see below), whose sum is σ = 1015404021. Its totient is φ = 338431212.

The previous prime is 676899203. The next prime is 676899233. The reversal of 676899218 is 812998676.

It is an interprime number because it is at equal distance from previous prime (676899203) and next prime (676899233).

It can be written as a sum of positive squares in 2 ways, for example, as 535598449 + 141300769 = 23143^2 + 11887^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=18397.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 27596 + ... + 45992.

Almost surely, 2^676899218 is an apocalyptic number.

676899218 is a deficient number, since it is larger than the sum of its proper divisors (338504803).

676899218 is an frugal number, since it uses more digits than its factorization.

676899218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36796 (or 18399 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 56.

The square root of 676899218 is about 26017.2869069778. The cubic root of 676899218 is about 878.0272691444.

The spelling of 676899218 in words is "six hundred seventy-six million, eight hundred ninety-nine thousand, two hundred eighteen".