2148918 has 8 divisors (see below), whose sum is σ = 4297848. Its totient is φ = 716304.

The previous prime is 2148907. The next prime is 2148947. The reversal of 2148918 is 8198412.

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

2148918 is an admirable 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, 179071 + ... + 179082.

It is an arithmetic number, because the mean of its divisors is an integer number (537231).

2^2148918 is an apocalyptic number.

2148918 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2148918 is a wasteful number, since it uses less digits than its factorization.

2148918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358158.

The product of its digits is 4608, while the sum is 33.

The square root of 2148918 is about 1465.9188244920. The cubic root of 2148918 is about 129.0446333144.

The spelling of 2148918 in words is "two million, one hundred forty-eight thousand, nine hundred eighteen".