396331 has 8 divisors (see below), whose sum is σ = 437360. Its totient is φ = 356832.

The previous prime is 396323. The next prime is 396349. The reversal of 396331 is 133693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 396331 - 2³ = 396323 is a prime.

It is a super-2 number, since 2×396331² = 314156523122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 396296 and 396305.

It is not an unprimeable number, because it can be changed into a prime (396301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205 + ... + 913.

It is an arithmetic number, because the mean of its divisors is an integer number (54670).

2³⁹⁶³³¹ is an apocalyptic number.

396331 is a deficient number, since it is larger than the sum of its proper divisors (41029).

396331 is a wasteful number, since it uses less digits than its factorization.

396331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765.

The product of its digits is 1458, while the sum is 25.

The square root of 396331 is about 629.5482507322. The cubic root of 396331 is about 73.4546591260.

It can be divided in two parts, 396 and 331, that added together give a palindrome (727).

The spelling of 396331 in words is "three hundred ninety-six thousand, three hundred thirty-one".