672167068 has 12 divisors (see below), whose sum is σ = 1179627120. Its totient is φ = 335130752.

The previous prime is 672167059. The next prime is 672167077. The reversal of 672167068 is 860761276.

It is an interprime number because it is at equal distance from previous prime (672167059) and next prime (672167077).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236608 + ... + 239431.

It is an arithmetic number, because the mean of its divisors is an integer number (98302260).

Almost surely, 2^672167068 is an apocalyptic number.

It is an amenable number.

672167068 is a deficient number, since it is larger than the sum of its proper divisors (507460052).

672167068 is a wasteful number, since it uses less digits than its factorization.

672167068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476396 (or 476394 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 672167068 is about 25926.1849873829. The cubic root of 672167068 is about 875.9764090170.

The spelling of 672167068 in words is "six hundred seventy-two million, one hundred sixty-seven thousand, sixty-eight".