396495 has 40 divisors (see below), whose sum is σ = 784080. Its totient is φ = 190080.

The previous prime is 396479. The next prime is 396509. The reversal of 396495 is 594693.

396495 is a `hidden beast` number, since 3 + 9 + 649 + 5 = 666.

396495 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

396495 is a nontrivial binomial coefficient, being equal to C(891, 2).

It is not a de Polignac number, because 396495 - 2⁴ = 396479 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

Its product of digits (29160) is a multiple of the sum of its prime divisors (108).

396495 is strictly pandigital in base 7.

396495 is a lucky number.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4411 + ... + 4499.

It is an arithmetic number, because the mean of its divisors is an integer number (19602).

2³⁹⁶⁴⁹⁵ is an apocalyptic number.

396495 is the 890-th triangular number.

396495 is a deficient number, since it is larger than the sum of its proper divisors (387585).

396495 is a wasteful number, since it uses less digits than its factorization.

396495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 108 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 396495 is about 629.6784893896. The cubic root of 396495 is about 73.4647894656.

The spelling of 396495 in words is "three hundred ninety-six thousand, four hundred ninety-five".