667070373 has 16 divisors (see below), whose sum is σ = 961545920. Its totient is φ = 409919616.

The previous prime is 667070363. The next prime is 667070377. The reversal of 667070373 is 373070766.

It is a de Polignac number, because none of the positive numbers 2^k-667070373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667070377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156040 + ... + 160257.

It is an arithmetic number, because the mean of its divisors is an integer number (60096620).

Almost surely, 2^667070373 is an apocalyptic number.

It is an amenable number.

667070373 is a deficient number, since it is larger than the sum of its proper divisors (294475547).

667070373 is a wasteful number, since it uses less digits than its factorization.

667070373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316356.

The product of its (nonzero) digits is 111132, while the sum is 39.

The square root of 667070373 is about 25827.7055310765. The cubic root of 667070373 is about 873.7567641376.

The spelling of 667070373 in words is "six hundred sixty-seven million, seventy thousand, three hundred seventy-three".