396717852 has 24 divisors (see below), whose sum is σ = 931222656. Its totient is φ = 131446768.

The previous prime is 396717851. The next prime is 396717857. The reversal of 396717852 is 258717693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396717851) 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, 96978 + ... + 100985.

It is an arithmetic number, because the mean of its divisors is an integer number (38800944).

Almost surely, 2^396717852 is an apocalyptic number.

It is an amenable number.

396717852 is an abundant number, since it is smaller than the sum of its proper divisors (534504804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396717852 is a wasteful number, since it uses less digits than its factorization.

396717852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198137 (or 198135 counting only the distinct ones).

The product of its digits is 635040, while the sum is 48.

The square root of 396717852 is about 19917.7772856310. Note that the first 3 decimals coincide. The cubic root of 396717852 is about 734.7855063867.

The spelling of 396717852 in words is "three hundred ninety-six million, seven hundred seventeen thousand, eight hundred fifty-two".