2198908 has 12 divisors (see below), whose sum is σ = 4050760. Its totient is φ = 1041552.

The previous prime is 2198897. The next prime is 2198909. The reversal of 2198908 is 8098912.

2198908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2198909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14391 + ... + 14542.

2^2198908 is an apocalyptic number.

It is an amenable number.

2198908 is a deficient number, since it is larger than the sum of its proper divisors (1851852).

2198908 is a wasteful number, since it uses less digits than its factorization.

2198908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28956 (or 28954 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 2198908 is about 1482.8715386034. The cubic root of 2198908 is about 130.0376222471.

The spelling of 2198908 in words is "two million, one hundred ninety-eight thousand, nine hundred eight".