667676223 has 16 divisors (see below), whose sum is σ = 1032157440. Its totient is φ = 425764152.

The previous prime is 667676203. The next prime is 667676231. The reversal of 667676223 is 322676766.

It is not a de Polignac number, because 667676223 - 2⁹ = 667675711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667676203) 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, 536961 + ... + 538202.

It is an arithmetic number, because the mean of its divisors is an integer number (64509840).

Almost surely, 2^667676223 is an apocalyptic number.

667676223 is a deficient number, since it is larger than the sum of its proper divisors (364481217).

667676223 is a wasteful number, since it uses less digits than its factorization.

667676223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075195 (or 1075189 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The square root of 667676223 is about 25839.4315533450. The cubic root of 667676223 is about 874.0212066796.

The spelling of 667676223 in words is "six hundred sixty-seven million, six hundred seventy-six thousand, two hundred twenty-three".