2121848 has 8 divisors (see below), whose sum is σ = 3978480. Its totient is φ = 1060920.

The previous prime is 2121841. The next prime is 2121853. The reversal of 2121848 is 8481212.

It is a tau number, because it is divible by the number of its divisors (8).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132608 + ... + 132623.

It is an arithmetic number, because the mean of its divisors is an integer number (497310).

2^2121848 is an apocalyptic number.

It is an amenable number.

2121848 is a deficient number, since it is larger than the sum of its proper divisors (1856632).

2121848 is a wasteful number, since it uses less digits than its factorization.

2121848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265237 (or 265233 counting only the distinct ones).

The product of its digits is 1024, while the sum is 26.

The square root of 2121848 is about 1456.6564454256. The cubic root of 2121848 is about 128.5004819636.

The spelling of 2121848 in words is "two million, one hundred twenty-one thousand, eight hundred forty-eight".