2198696 has 8 divisors (see below), whose sum is σ = 4122570. Its totient is φ = 1099344.

The previous prime is 2198689. The next prime is 2198701. The reversal of 2198696 is 6968912.

2198696 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1406596 + 792100 = 1186^2 + 890^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137411 + ... + 137426.

2^2198696 is an apocalyptic number.

It is an amenable number.

2198696 is a deficient number, since it is larger than the sum of its proper divisors (1923874).

2198696 is a wasteful number, since it uses less digits than its factorization.

2198696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274843 (or 274839 counting only the distinct ones).

The product of its digits is 46656, while the sum is 41.

The square root of 2198696 is about 1482.8000539520. The cubic root of 2198696 is about 130.0334430724.

The spelling of 2198696 in words is "two million, one hundred ninety-eight thousand, six hundred ninety-six".