396559 has 4 divisors (see below), whose sum is σ = 419904. Its totient is φ = 373216.

The previous prime is 396547. The next prime is 396563. The reversal of 396559 is 955693.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 396559 - 2⁵ = 396527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11647 + ... + 11680.

It is an arithmetic number, because the mean of its divisors is an integer number (104976).

2³⁹⁶⁵⁵⁹ is an apocalyptic number.

396559 is a deficient number, since it is larger than the sum of its proper divisors (23345).

396559 is a wasteful number, since it uses less digits than its factorization.

396559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23344.

The product of its digits is 36450, while the sum is 37.

The square root of 396559 is about 629.7293069248. The cubic root of 396559 is about 73.4687420111.

The spelling of 396559 in words is "three hundred ninety-six thousand, five hundred fifty-nine".