396897758 has 8 divisors (see below), whose sum is σ = 596005752. Its totient is φ = 198229176.

The previous prime is 396897719. The next prime is 396897769. The reversal of 396897758 is 857798693.

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

It is a self number, because there is not a number n which added to its sum of digits gives 396897758.

It is a congruent number.

It is an unprimeable number.

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, 107585 + ... + 111212.

It is an arithmetic number, because the mean of its divisors is an integer number (74500719).

Almost surely, 2^396897758 is an apocalyptic number.

396897758 is a deficient number, since it is larger than the sum of its proper divisors (199107994).

396897758 is a wasteful number, since it uses less digits than its factorization.

396897758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219706.

The product of its digits is 22861440, while the sum is 62.

The square root of 396897758 is about 19922.2929905169. The cubic root of 396897758 is about 734.8965612529.

The spelling of 396897758 in words is "three hundred ninety-six million, eight hundred ninety-seven thousand, seven hundred fifty-eight".