2111398 has 8 divisors (see below), whose sum is σ = 3211920. Its totient is φ = 1040760.

The previous prime is 2111387. The next prime is 2111407. The reversal of 2111398 is 8931112.

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, 7293 + ... + 7576.

It is an arithmetic number, because the mean of its divisors is an integer number (401490).

2^2111398 is an apocalyptic number.

2111398 is a deficient number, since it is larger than the sum of its proper divisors (1100522).

2111398 is a wasteful number, since it uses less digits than its factorization.

2111398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14942.

The product of its digits is 432, while the sum is 25.

The square root of 2111398 is about 1453.0650363972. The cubic root of 2111398 is about 128.2891817910.

The spelling of 2111398 in words is "two million, one hundred eleven thousand, three hundred ninety-eight".