2148194 has 8 divisors (see below), whose sum is σ = 3297360. Its totient is φ = 1049076.

The previous prime is 2148187. The next prime is 2148199. The reversal of 2148194 is 4918412.

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

It is a super-2 number, since 2×2148194² = 9229474923272, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2148199) 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, 12404 + ... + 12575.

It is an arithmetic number, because the mean of its divisors is an integer number (412170).

2^2148194 is an apocalyptic number.

2148194 is a deficient number, since it is larger than the sum of its proper divisors (1149166).

2148194 is a wasteful number, since it uses less digits than its factorization.

2148194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25024.

The product of its digits is 2304, while the sum is 29.

The square root of 2148194 is about 1465.6718595920. The cubic root of 2148194 is about 129.0301393832.

The spelling of 2148194 in words is "two million, one hundred forty-eight thousand, one hundred ninety-four".