396865467 has 16 divisors (see below), whose sum is σ = 588708000. Its totient is φ = 264235392.

The previous prime is 396865463. The next prime is 396865471. The reversal of 396865467 is 764568693.

396865467 is a `hidden beast` number, since 3 + 96 + 8 + 6 + 546 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (396865463) and next prime (396865471).

It is not a de Polignac number, because 396865467 - 2² = 396865463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (396865463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12759 + ... + 30927.

It is an arithmetic number, because the mean of its divisors is an integer number (36794250).

Almost surely, 2^396865467 is an apocalyptic number.

396865467 is a deficient number, since it is larger than the sum of its proper divisors (191842533).

396865467 is a wasteful number, since it uses less digits than its factorization.

396865467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18987 (or 18981 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 396865467 is about 19921.4825502521. The cubic root of 396865467 is about 734.8766306889.

The spelling of 396865467 in words is "three hundred ninety-six million, eight hundred sixty-five thousand, four hundred sixty-seven".