665314367 has 8 divisors (see below), whose sum is σ = 672850752. Its totient is φ = 657792000.

The previous prime is 665314357. The next prime is 665314423. The reversal of 665314367 is 763413566.

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

It is a cyclic number.

It is not a de Polignac number, because 665314367 - 2²⁴ = 648537151 is a prime.

It is a super-2 number, since 2×665314367² = 885286413873221378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (665314327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113642 + ... + 119352.

It is an arithmetic number, because the mean of its divisors is an integer number (84106344).

Almost surely, 2^665314367 is an apocalyptic number.

665314367 is a deficient number, since it is larger than the sum of its proper divisors (7536385).

665314367 is a wasteful number, since it uses less digits than its factorization.

665314367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7009.

The product of its digits is 272160, while the sum is 41.

The square root of 665314367 is about 25793.6885109517. The cubic root of 665314367 is about 872.9893936177.

The spelling of 665314367 in words is "six hundred sixty-five million, three hundred fourteen thousand, three hundred sixty-seven".