667772314 has 8 divisors (see below), whose sum is σ = 1092718368. Its totient is φ = 303532860.

The previous prime is 667772311. The next prime is 667772321. The reversal of 667772314 is 413277766.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (667772311) 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 3 ways as a sum of consecutive naturals, for example, 15176622 + ... + 15176665.

It is an arithmetic number, because the mean of its divisors is an integer number (136589796).

Almost surely, 2^667772314 is an apocalyptic number.

667772314 is a deficient number, since it is larger than the sum of its proper divisors (424946054).

667772314 is a wasteful number, since it uses less digits than its factorization.

667772314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30353300.

The product of its digits is 296352, while the sum is 43.

The square root of 667772314 is about 25841.2908733291. The cubic root of 667772314 is about 874.0631339592.

The spelling of 667772314 in words is "six hundred sixty-seven million, seven hundred seventy-two thousand, three hundred fourteen".