2198386 has 8 divisors (see below), whose sum is σ = 3441024. Its totient is φ = 1051380.

The previous prime is 2198377. The next prime is 2198401. The reversal of 2198386 is 6838912.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23850 + ... + 23941.

It is an arithmetic number, because the mean of its divisors is an integer number (430128).

2^2198386 is an apocalyptic number.

2198386 is a deficient number, since it is larger than the sum of its proper divisors (1242638).

2198386 is a wasteful number, since it uses less digits than its factorization.

2198386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47816.

The product of its digits is 20736, while the sum is 37.

The square root of 2198386 is about 1482.6955183044. The cubic root of 2198386 is about 130.0273315315.

Adding to 2198386 its product of digits (20736), we get a palindrome (2219122).

The spelling of 2198386 in words is "two million, one hundred ninety-eight thousand, three hundred eighty-six".