2198948 has 6 divisors (see below), whose sum is σ = 3848166. Its totient is φ = 1099472.

The previous prime is 2198909. The next prime is 2198981. The reversal of 2198948 is 8498912.

It can be written as a sum of positive squares in only one way, i.e., 2137444 + 61504 = 1462^2 + 248^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274865 + ... + 274872.

It is an arithmetic number, because the mean of its divisors is an integer number (641361).

2^2198948 is an apocalyptic number.

It is an amenable number.

2198948 is a deficient number, since it is larger than the sum of its proper divisors (1649218).

2198948 is a wasteful number, since it uses less digits than its factorization.

2198948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549741 (or 549739 counting only the distinct ones).

The product of its digits is 41472, while the sum is 41.

The square root of 2198948 is about 1482.8850258870. The cubic root of 2198948 is about 130.0384107405.

The spelling of 2198948 in words is "two million, one hundred ninety-eight thousand, nine hundred forty-eight".