396136 has 24 divisors (see below), whose sum is σ = 807030. Its totient is φ = 182208.

The previous prime is 396119. The next prime is 396157. The reversal of 396136 is 631693.

It can be written as a sum of positive squares in 3 ways, for example, as 302500 + 93636 = 550^2 + 306^2 .

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1206 + ... + 1498.

2³⁹⁶¹³⁶ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403515).

396136 is an abundant number, since it is smaller than the sum of its proper divisors (410894).

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

396136 is a wasteful number, since it uses less digits than its factorization.

396136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 308 counting only the distinct ones).

The product of its digits is 2916, while the sum is 28.

The square root of 396136 is about 629.3933587193. The cubic root of 396136 is about 73.4426102676.

The spelling of 396136 in words is "three hundred ninety-six thousand, one hundred thirty-six".