396775 has 12 divisors (see below), whose sum is σ = 502200. Its totient is φ = 310880.

The previous prime is 396733. The next prime is 396833. The reversal of 396775 is 577693.

It is not a de Polignac number, because 396775 - 2⁷ = 396647 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1341 + ... + 1609.

It is an arithmetic number, because the mean of its divisors is an integer number (41850).

2³⁹⁶⁷⁷⁵ is an apocalyptic number.

396775 is a deficient number, since it is larger than the sum of its proper divisors (105425).

396775 is a wasteful number, since it uses less digits than its factorization.

396775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 333 counting only the distinct ones).

The product of its digits is 39690, while the sum is 37.

The square root of 396775 is about 629.9007858385. The cubic root of 396775 is about 73.4820787133.

The spelling of 396775 in words is "three hundred ninety-six thousand, seven hundred seventy-five".