393117 has 8 divisors (see below), whose sum is σ = 533280. Its totient is φ = 257520.

The previous prime is 393109. The next prime is 393121. The reversal of 393117 is 711393.

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

It is not a de Polignac number, because 393117 - 2³ = 393109 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 934 + ... + 1287.

It is an arithmetic number, because the mean of its divisors is an integer number (66660).

2³⁹³¹¹⁷ is an apocalyptic number.

It is an amenable number.

393117 is a deficient number, since it is larger than the sum of its proper divisors (140163).

393117 is a wasteful number, since it uses less digits than its factorization.

393117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283.

The product of its digits is 567, while the sum is 24.

The square root of 393117 is about 626.9904305490. The cubic root of 393117 is about 73.2555626398.

The spelling of 393117 in words is "three hundred ninety-three thousand, one hundred seventeen".