2106998 has 8 divisors (see below), whose sum is σ = 3188808. Its totient is φ = 1044064.

The previous prime is 2106991. The next prime is 2107003. The reversal of 2106998 is 8996012.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4436 + ... + 4887.

It is an arithmetic number, because the mean of its divisors is an integer number (398601).

2^2106998 is an apocalyptic number.

2106998 is a deficient number, since it is larger than the sum of its proper divisors (1081810).

2106998 is a wasteful number, since it uses less digits than its factorization.

2106998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9438.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 2106998 is about 1451.5502058145. The cubic root of 2106998 is about 128.2000047053.

The spelling of 2106998 in words is "two million, one hundred six thousand, nine hundred ninety-eight".