396765146 has 8 divisors (see below), whose sum is σ = 598799424. Its totient is φ = 197165340.

The previous prime is 396765139. The next prime is 396765169. The reversal of 396765146 is 641567693.

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 396765146.

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, 608210 + ... + 608861.

It is an arithmetic number, because the mean of its divisors is an integer number (74849928).

Almost surely, 2^396765146 is an apocalyptic number.

396765146 is a deficient number, since it is larger than the sum of its proper divisors (202034278).

396765146 is a wasteful number, since it uses less digits than its factorization.

396765146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217236.

The product of its digits is 816480, while the sum is 47.

The square root of 396765146 is about 19918.9644811170. The cubic root of 396765146 is about 734.8147039342.

The spelling of 396765146 in words is "three hundred ninety-six million, seven hundred sixty-five thousand, one hundred forty-six".