396739317 has 8 divisors (see below), whose sum is σ = 569677024. Its totient is φ = 244147248.

The previous prime is 396739289. The next prime is 396739337. The reversal of 396739317 is 713937693.

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

It is not a de Polignac number, because 396739317 - 2¹² = 396735221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396739337) 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 7 ways as a sum of consecutive naturals, for example, 5086363 + ... + 5086440.

It is an arithmetic number, because the mean of its divisors is an integer number (71209628).

Almost surely, 2^396739317 is an apocalyptic number.

It is an amenable number.

396739317 is a deficient number, since it is larger than the sum of its proper divisors (172937707).

396739317 is a wasteful number, since it uses less digits than its factorization.

396739317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10172819.

The product of its digits is 642978, while the sum is 48.

The square root of 396739317 is about 19918.3161185879. The cubic root of 396739317 is about 734.7987583628.

The spelling of 396739317 in words is "three hundred ninety-six million, seven hundred thirty-nine thousand, three hundred seventeen".