396922665 has 8 divisors (see below), whose sum is σ = 635076288. Its totient is φ = 211692080.

The previous prime is 396922651. The next prime is 396922679. The reversal of 396922665 is 566229693.

It is an interprime number because it is at equal distance from previous prime (396922651) and next prime (396922679).

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

It is not a de Polignac number, because 396922665 - 2⁹ = 396922153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13230741 + ... + 13230770.

It is an arithmetic number, because the mean of its divisors is an integer number (79384536).

Almost surely, 2^396922665 is an apocalyptic number.

It is an amenable number.

396922665 is a deficient number, since it is larger than the sum of its proper divisors (238153623).

396922665 is a wasteful number, since it uses less digits than its factorization.

396922665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26461519.

The product of its digits is 1049760, while the sum is 48.

The square root of 396922665 is about 19922.9180844574. The cubic root of 396922665 is about 734.9119335458.

The spelling of 396922665 in words is "three hundred ninety-six million, nine hundred twenty-two thousand, six hundred sixty-five".