2196963 has 12 divisors (see below), whose sum is σ = 3291288. Its totient is φ = 1464480.

The previous prime is 2196959. The next prime is 2196967. The reversal of 2196963 is 3696912.

It is an interprime number because it is at equal distance from previous prime (2196959) and next prime (2196967).

It is not a de Polignac number, because 2196963 - 2² = 2196959 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2196967) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4278 + ... + 4763.

It is an arithmetic number, because the mean of its divisors is an integer number (274274).

2^2196963 is an apocalyptic number.

2196963 is a deficient number, since it is larger than the sum of its proper divisors (1094325).

2196963 is an frugal number, since it uses more digits than its factorization.

2196963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9056 (or 9044 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 2196963 is about 1482.2155713661. The cubic root of 2196963 is about 129.9992702129. Note that the first 3 decimals are identical.

The spelling of 2196963 in words is "two million, one hundred ninety-six thousand, nine hundred sixty-three".