2148818 has 8 divisors (see below), whose sum is σ = 3683712. Its totient is φ = 920916.

The previous prime is 2148803. The next prime is 2148857. The reversal of 2148818 is 8188412.

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

It is a Curzon number.

It is a nialpdrome in base 12.

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, 76730 + ... + 76757.

It is an arithmetic number, because the mean of its divisors is an integer number (460464).

2^2148818 is an apocalyptic number.

2148818 is a deficient number, since it is larger than the sum of its proper divisors (1534894).

2148818 is a wasteful number, since it uses less digits than its factorization.

2148818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153496.

The product of its digits is 4096, while the sum is 32.

The square root of 2148818 is about 1465.8847157945. The cubic root of 2148818 is about 129.0426315840.

The spelling of 2148818 in words is "two million, one hundred forty-eight thousand, eight hundred eighteen".