2148838 has 8 divisors (see below), whose sum is σ = 3229488. Its totient is φ = 1072344.

The previous prime is 2148803. The next prime is 2148857. The reversal of 2148838 is 8388412.

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

It is an Ulam number.

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, 1420 + ... + 2512.

It is an arithmetic number, because the mean of its divisors is an integer number (403686).

2^2148838 is an apocalyptic number.

2148838 is a deficient number, since it is larger than the sum of its proper divisors (1080650).

2148838 is a wasteful number, since it uses less digits than its factorization.

2148838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078.

The product of its digits is 12288, while the sum is 34.

The square root of 2148838 is about 1465.8915375975. The cubic root of 2148838 is about 129.0430319351.

The spelling of 2148838 in words is "two million, one hundred forty-eight thousand, eight hundred thirty-eight".