396420 has 24 divisors (see below), whose sum is σ = 1110144. Its totient is φ = 105696.

The previous prime is 396413. The next prime is 396427. The reversal of 396420 is 24693.

It is an interprime number because it is at equal distance from previous prime (396413) and next prime (396427).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 396420.

It is not an unprimeable number, because it can be changed into a prime (396427) by changing a digit.

396420 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3244 + ... + 3363.

It is an arithmetic number, because the mean of its divisors is an integer number (46256).

2³⁹⁶⁴²⁰ is an apocalyptic number.

396420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

396420 is an abundant number, since it is smaller than the sum of its proper divisors (713724).

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

396420 is a wasteful number, since it uses less digits than its factorization.

396420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6619 (or 6617 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 396420 is about 629.6189323710. The cubic root of 396420 is about 73.4601570351.

The spelling of 396420 in words is "three hundred ninety-six thousand, four hundred twenty".