396606 has 48 divisors (see below), whose sum is σ = 984960. Its totient is φ = 105840.

The previous prime is 396601. The next prime is 396619. The reversal of 396606 is 606693.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396601) by changing a digit.

396606 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 23 ways as a sum of consecutive naturals, for example, 5551 + ... + 5621.

It is an arithmetic number, because the mean of its divisors is an integer number (20520).

2³⁹⁶⁶⁰⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (492480).

396606 is an abundant number, since it is smaller than the sum of its proper divisors (588354).

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

396606 is a wasteful number, since it uses less digits than its factorization.

396606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 102 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 396606 is about 629.7666234408. The cubic root of 396606 is about 73.4716443909.

The spelling of 396606 in words is "three hundred ninety-six thousand, six hundred six".