396080 has 20 divisors (see below), whose sum is σ = 921072. Its totient is φ = 158400.

The previous prime is 396079. The next prime is 396091. The reversal of 396080 is 80693.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2396 + ... + 2555.

2³⁹⁶⁰⁸⁰ is an apocalyptic number.

It is an amenable number.

396080 is an abundant number, since it is smaller than the sum of its proper divisors (524992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396080 is a wasteful number, since it uses less digits than its factorization.

396080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4964 (or 4958 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 396080 is about 629.3488698647. The cubic root of 396080 is about 73.4391493518.

The spelling of 396080 in words is "three hundred ninety-six thousand, eighty".