672341306 has 16 divisors (see below), whose sum is σ = 1241245824. Its totient is φ = 265981104.

The previous prime is 672341287. The next prime is 672341311. The reversal of 672341306 is 603143276.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1846910 + ... + 1847273.

It is an arithmetic number, because the mean of its divisors is an integer number (77577864).

Almost surely, 2^672341306 is an apocalyptic number.

672341306 is a deficient number, since it is larger than the sum of its proper divisors (568904518).

672341306 is a wasteful number, since it uses less digits than its factorization.

672341306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3694205.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 672341306 is about 25929.5450403589. The cubic root of 672341306 is about 876.0520921810.

The spelling of 672341306 in words is "six hundred seventy-two million, three hundred forty-one thousand, three hundred six".