2163696 has 20 divisors (see below), whose sum is σ = 5589672. Its totient is φ = 721216.

The previous prime is 2163691. The next prime is 2163703. The reversal of 2163696 is 6963612.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2163691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22491 + ... + 22586.

2^2163696 is an apocalyptic number.

It is an amenable number.

2163696 is an abundant number, since it is smaller than the sum of its proper divisors (3425976).

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

2163696 is a wasteful number, since it uses less digits than its factorization.

2163696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45088 (or 45082 counting only the distinct ones).

The product of its digits is 11664, while the sum is 33.

The square root of 2163696 is about 1470.9507129744. The cubic root of 2163696 is about 129.3397689314.

The spelling of 2163696 in words is "two million, one hundred sixty-three thousand, six hundred ninety-six".