2643198 has 16 divisors (see below), whose sum is σ = 5302416. Its totient is φ = 878400.

The previous prime is 2643181. The next prime is 2643209. The reversal of 2643198 is 8913462.

It is a congruent number.

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, 3240 + ... + 3972.

It is an arithmetic number, because the mean of its divisors is an integer number (331401).

2^2643198 is an apocalyptic number.

2643198 is an abundant number, since it is smaller than the sum of its proper divisors (2659218).

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

2643198 is a wasteful number, since it uses less digits than its factorization.

2643198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339.

The product of its digits is 10368, while the sum is 33.

The square root of 2643198 is about 1625.7914995472. The cubic root of 2643198 is about 138.2642489840.

The spelling of 2643198 in words is "two million, six hundred forty-three thousand, one hundred ninety-eight".