2103998 has 8 divisors (see below), whose sum is σ = 3398808. Its totient is φ = 971064.

The previous prime is 2103989. The next prime is 2104013. The reversal of 2103998 is 8993012.

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

It is a d-powerful number, because it can be written as 2⁵ + 1 + 0 + 3⁵ + 9 + 9⁴ + 8⁷ .

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, 40436 + ... + 40487.

It is an arithmetic number, because the mean of its divisors is an integer number (424851).

2^2103998 is an apocalyptic number.

2103998 is a deficient number, since it is larger than the sum of its proper divisors (1294810).

2103998 is a wasteful number, since it uses less digits than its factorization.

2103998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80938.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 2103998 is about 1450.5164597480. The cubic root of 2103998 is about 128.1391309419.

The spelling of 2103998 in words is "two million, one hundred three thousand, nine hundred ninety-eight".