2198544 has 40 divisors (see below), whose sum is σ = 5734752. Its totient is φ = 725760.

The previous prime is 2198533. The next prime is 2198569. The reversal of 2198544 is 4458912.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7684 + ... + 7964.

2^2198544 is an apocalyptic number.

2198544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2198544 is an abundant number, since it is smaller than the sum of its proper divisors (3536208).

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

2198544 is a wasteful number, since it uses less digits than its factorization.

2198544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 449 counting only the distinct ones).

The product of its digits is 11520, while the sum is 33.

The square root of 2198544 is about 1482.7487986844. The cubic root of 2198544 is about 130.0304465177.

The spelling of 2198544 in words is "two million, one hundred ninety-eight thousand, five hundred forty-four".